In Ai Weiwei’s Newest Work, Political Dissent and Art History Intertwine

Review: 'Ron Gorchov: Exploring the Near/Far Painterly Horizons of Modern Space'

Trey Abdella Is a New Kind of Bad Boy Artist

A New Julian Schnabel Show Surfaces Works From His Personal Collection

David McDermott and the Hidden History of Painting as Performance

8 Must-See Solo Gallery Shows in July

Julian Schnabel: Paintings from 1978—1987 | Review

Everyone in the Art World Has a Take on Julian Schnabel. With a New Show in the Hamptons, He’s Rewriting the Narrative

Exploring a 15th-Century Monster Park and Balthus’s Studio with Painter Ariana Papademetropoulos

Thomas Woodruff

American exhibition Travel Diaries at the Mohammed VI Museum in Rabat

Ai Weiwei Recreates Canonical Works of Western Art Using Lego Bricks

Thomas Woodruff in Conversation | Why Paint Pictures?

Bill Jensen: Wandering Boundless & Free

Thomas Woodruff in David Ebony’s Top 10: Winter 2024

'Lola Montes: Cirica' | Walkthrough

Talk | Trey Abdella with Bob Colacello and David Salle

Lola Montes: Cirica

Lola Montes, Plastic Alchemy for the New Circe of Ceramics

Ron Gorchov: Sharón Zoldan’s Art Basel Miami Beach Highlights

In the Sicilian Countryside, Lola Montes Schnabel Creates Luminous Ceramics Out of Volcanic Clay

Trey Abdella — What to See in N.Y.C. Galleries in December

The Best of 2023: Brigid Berlin at Vito Schnabel Gallery

Inside Lola Montes’ ‘Cirica’ Exhibition at Vito Schnabel Gallery

This Week in Culture: "Cirica" by Lola Montes

Review: Brigid Berlin at Vito Schnabel Gallery

Bob Colacello on the “Secular Saints” of Andy Warhol’s Portraits

Brigid Berlin: Artist, Socialite and Pioneer of the Selfie

On View Now: Paul McCartney, Ilana Savdie, Brigid Berlin and More

Everyone Will Be Famous for Fifteen Cookies: 15 Things I Would Steal from 'Brigid Berlin: The Heaviest'

Brigid Berlin: They Know the Blessing and Curse of Warhol and Basquiat

Giorgio de Chirico: Horses: The Death of a Rider

8 Must-See Solo Gallery Shows Across America in July

Brigid Berlin’s New York Life and Art, on Display

Panel: 'Giorgio de Chirico, Horses: The Death of a Rider’

At Vito Schnabel Gallery, Brigid Berlin Is the Main Star

Brigid Berlin Is Her Own Superstar, Thank You Very Much

Brigid Berlin: The Heaviest

Goings on About Town: Giorgio de Chirico

What to See in N.Y.C. Galleries in June

Painting with Basquiat and Warhol was beautiful

Giorgio de Chirico in 'The Critic's Notebook'

Painting Is Always Local: Markus Lüpertz In LA

Markus Lüpertz in '8 Must-See Gallery Shows Around the U.S. This May'

THOMAS WOODRUFF: is fighting the good fight. Art will save us all.

For Father-and-Daughter Artists Francesco and Chiara Clemente, Portraiture Is the Family Business

In the Studio with Jessica Westhafer

Ai Weiwei - 2000 Years of History

Laurie Anderson’s animated notebook drawings to be screened globally on the full moon

Dark Marks: Allegory in Abundance - Stefan Bondell at Vito Schnabel

Stefan Bondell: Dark Marks

In His Upstate New York Studio, Stefan Bondell Paints Day and Night, Fueled by Hudson River Light and Copious Amounts of Sugar

Ariana Papademetropoulos Paints (and Parties) Like the World Is Ending

With Lego bricks against oppression

Ariana Papademetropoulos; A Mon Seul Désir

Otis Jones in 'Duly Noted: 5 New York Shows I Already Love This Year'

Otis Jones: What to See in N.Y.C. Galleries Right Now

Review: Ariana Papademetropoulos; Baby Alone in Babylone

Francesco Clemente in 'My Top Art Exhibitions of 2022'

Ariana Papademetropoulos Warps Archetypal Ways of Seeing with Ghostly Fantasies

Interview: Jessica Westhafer

Gus Van Sant

Thomas Woodruff Conjures the Life Force of a Feral Child

Reclaiming Female Figuration through Contemporary Art

Art shows to leave the house for this November

Frieze Sculpture 2022: Large-Scale Highlights

Jorge Galindo: Verbena

Julian Schnabel: Predominately Natural Forms, Mexico, 2022

Jordy Kerwick In Conversation With Paige Silveria

8 Must-See Gallery Shows Across the Country This September

Artist Francesco Clemente’s Ethereal Bodies

“God With Revolver,” Rene Ricard’s Book, Launch At Mast Books, New York City

When a Professor Trades the Academy for an Art Career of His Own

Tom Sachs Presents Three Concurrent Exhibitions in Korea

At Night Gallery, Chaz Guest Paints His Own Superheroes

Artist Chaz Guest: "I’m battling having my culture be so misrepresented"

Vito Schnabel St. Moritz Exhibits Caitlin Lonegan’s Vibrant Abstractions

Laurie Anderson with Paul D. Miller

Spencer Lewis’ Expressionism Fully Flowers w/ New Vito Schnabel Gallery Exhibition

FANTASY LANDS: ARTS CALENDAR MAY 19-25

Julian Schnabel’s Velvet Goldmine

All About Portrait of Andy Warhol by Julian Schnabel

Painting as Genesis

Julian Schnabel's Colorful Life

£200,000 for a cartoon tiger? How a self-taught artist became a billionaire must-have

Thomas Woodruff: Resurrection

Urs Fischer: Lovers, A Guidebook

Art in Berlin: Our highlights of the Gallery Weekend

‘I Was Angry and I Sewed’: Sterling Ruby on How Growing Up in Small-Town America Drove Him to Make Art—and Break the Rules

‘A curatorial masterclass’ – the 59th Venice Biennale, reviewed

Urs Fischer Spotlights Pluralistic Notions of Love

5 reasons not to miss Urs Fischer’s superb exhibition at the Jumex Museum

Gallery Weekend Berlin 2022: These art (and gourmet) highlights are not to be missed.

Installation by Sterling Ruby - New art space by collector Berggruen opens in Venice

In Terms of Subjects, an Obsession with Switzerland

Visual artist Urs Fischer brings the energy and strength of love to Mexico City

'Mariana Oushiro: Forever Evolving'

CAC Málaga offers an explosion of expressiveness with 23 works by Julian Schnabel

“HELVETIAPHILIA,” AN EXHIBITION BY TOM SACHS AT VITO SCHNABEL, ST. MORITZ

Live | New York Vito Schnabel Gallery exhibited the first exhibition “Supernova” by young Brazilian artist Mariana Oushiro

Walton Ford is the Natural Scientist

Laurie Anderson: ‘An important voice? My friends don’t call me an important voice’

Upcycled: Your Castoffs Become Art At The Atwater Village Goodwill

The 8 Best Booths at Felix LA 2022: Surreal Visions, Art-Historical Deep Dives, and More

Drake’s Better World Fragrance House Partners With Goodwill SoCal for Pop-Up Art Exhibit

Enter Ariana Papademetropoulos’ Gucci V-Day Dreamscape

Painter Chaz Guest, ’85, Portrays “Memories of Warriors”

Clad in a Kimono, a Painter of Warriors Returns to Downtown New York

Francesco Clemente | VITO SCHNABEL GALLERY AT THE OLD SANTA MONICA POST OFFICE

Aus der Traumfabrik / From the Dream Factory

Michael K. Williams Described as “Heroic” Posing as War Soldier in Chaz Guest’s NY Exhibition

Filmmaker Gus Van Sant First Saw the Mona Lisa When He Was 11. Sixty Years Later, She’s the Inspiration for His Paintings

Vito Schnabel Gallery Honors Lance de Los Reyes, a Prolific Graffiti Artist Whom We Lost in 2021

Editors’ Picks: 8 Events for Your Art Calendar This Week, From Max Colby at Rock Center to Hugh Hayden’s Outdoor Show

Francesco Clemente “Twenty Years of Painting: 2001-2021” at Vito Schnabel Gallery, Santa Monica

Jan 22 Chaz Guest

Brilliant Black painter, Chaz Guest, captured late actor Michael K. Williams shortly before his death

Seven Artists Who Took Their Careers to the Next Level

Francesco Clemente Presented by Vito Schnabel Gallery

New Paintings By the Acclaimed Filmmaker Gus Van Sant Coming to Vito Schnabel Gallery

At Posterity’s Gate

MEET THE 4TH GOLDEN MADONNINA AWARD WINNERS

Gus Van Sant: Mona Lisa

Jorge Galindo: A Conversation With One of the Best Contemporary Spanish Painters

Little Glitches: Laurie Anderson’s Big Science

An Atmospheric River of Wonder in Laurie Anderson’s The Weather

The Return of Clemente

Rene Ricard

The Mona Lisa “reinterpreted” by director Gus Van Sant

Issue 178: The Gift Issue | Francesco Clemente | AND WHAT OF THAT HANDSOME GRAPE? WELL, IT CONTAINS MULTITUDES

Continuity of Discontinuity: Francesco Clemente at the Old Santa Monica Post Office

The Class of 2021: Meet 6 Fast-Rising Artists Having Star Turns at This Year’s Art Basel Miami Beach

In Her Experimental Hirshhorn Retrospective, Laurie Anderson Proves That She’s Still the Artist of Our Virtual Moment

Vito Schnabel’s Art Gallery in the Clouds

New York Exhibitions November 2021 From Jasper Johns To Alex Katz

FRANCESCO CLEMENTE "TWENTY YEARS OF PAINTING: 2001-2021" PRESENTED BY VITO SCHNABEL AT THE OLD SANTA MONICA POST OFFICE

Rene Ricard: Growing Up In America has opened at Vito Schnabel Gallery, NYC

Francesco Clemente Contemplates His Humanity at Vito Schnabel’s New Santa Monica Outpost

The Old Santa Monica Post Office Re-Opens as Art Gallery

Nov 12 Rene Ricard

ART-PRESENTATION: Francesco Clemente-Twenty Years of Painting: 2001-2021

I Am Talking to the Part of You that Does Not Speak

Gallerist Vito Schnabel and Artist Francesco Clemente Unveil Epic L.A. Exhibition

Pictures of You: Arts Calender: November 4-10

Tour of New York galleries

Ron Gorchov’s Art of the Here and Now

The Multiple Arts and Artistries of the Inimitable Laurie Anderson

LIKE A RAINBOW

Meet Ariana Papademetropoulos, Who Has Earned a Cult Following From Paintings Awash in Southern California Mysticism

Julian Schnabel’s Plate Paintings Captured the ’80s Zeitgeist—and Then Disappeared. Here’s Why Collectors Are Reconsidering Them Now

Newsletter: Painter Ariana Papademetropoulos takes us into esoteric worlds at Deitch

Tom Sachs Is Winning the Space Race, With Merch to Match

Her Hyper-Realistic Art Is a Parallel Universe

Ron Gorchov: Spice of Life

ARIANA PAPADEMETROPOULOS AND THE LEGEND OF THE EMERALD TABLET

Tom Sachs wants you to take on big banking

Laurie Anderson Has A Message for Us Humans

Looking Back While Facing Forward: Laurie Anderson at the Hirshhorn

Inside the Launch of Tom Sachs Space Program: Rare Earths at Deichtorhallen Hamburg

Take Part in Tom Sachs Immersive: “SPACE PROGRAM: RARE EARTHS”

How Artist Jordy Kerwick turned his life upside down

Julian Schnabel Explores Portraiture in the Historic Artist's Hand

Julian Schnabel Revisits van Gogh, and Paints Oscar Isaac's Severed Head

Caitlin Lonegan

Jordy Kerwick

Jorge Galindo & Julian Schnabel: Flower Paintings

How Epidemic Agency Inspires Creative Collaborations, From Studio and Sushi Bar

Peintre sur l’émotif/Painting on the emotional

Painter Francesco Clemente on the Journey of Our Times

Vito Schnabel: World-Class Art Dealer and Collector

Man Ray & Picabia

Dada Bros Man Ray & Picabia

How I Made This: Capturing the Primal Appeal of Iridescence

A Dadaist Duo at Vito Schnabel

DIRECTOR GUS VAN SANT ON FINDING STORIES IN UNEXPECTED PLACES

Man Ray & Picabia

Robert Nava | Birds Then, Must Be Our Earthly Angels On the Wing

The Best Bad Painter

Man Ray & Picabia

Art at high Altitude

Paintings Can Talk Back to You: Robert Nava Interviewed

Shining a Light on Man Ray and Francis Picabia

9 Art Exhibitions Worth Masking Up for This Spring: Man Ray & Picabia

Man Ray and Francis Picabia In Dialog at Vito Schnabel

Five Contemporary Black Abstract Artists You Should Know

Julian Schnabel’s Homage to a Good Friend

Robert Nava: With Flying Colors at Vito Schnabel

Robert Nava on Unleashing the Child Within

Painter Robert Nava Brings His Angels to Chelsea

Walton Ford by Andrés Reséndez

Vito Schnabel Gallery, Julian Schnabel: Trees of Home (For Peter Beard)

Julian Schnabel: an audience with the 'master'

Julian Schnabel: Six Paintings for Peter Beard

At Vito Schnabel Gallery, Robert Nava Explores Angels In Paint

Maraschino Cherries in the 70s

Spencer Lewis’s mesmerizing formlessness

Spencer Lewis Opens Harper’s Chelsea with Explosion of Color

Obsessed with Van Gogh

Julian Schnabel Makes the Book Into a Closet

Review: Ariana Papademetropoulos “Unweave a Rainbow” at Vito Schnabel Projects, New York

Julian Schnabel: Trees of Home (For Peter Beard)

Julian Schnabel Paints in Memory of Peter Beard

ArtSeen: Ariana Papademetropoulos: Unweave a Rainbow

Interview with Ariana Papademetropoulos, guest artist from Los Angeles in Rome

Navigating Downtown NYC Galleries During A Pandemic - Autumn 2020

In Conversation with Chaz Guest

Julian Schnabel: The Sad Lament of the Brave, Let the Wind Speak and Other Paintings

In a New Documentary, Pat Steir Speaks for Herself

Powerful New Pat Steir Documentary Showcases Intrepid Painter's Rich Mind

A Self-proclaimed Genius Provides Insight Into His Work

Julian Schnabel: The Patch of Blue the Prisoner Calls the Sky

Pat Steir: Hirshhorn Museum and Sculpture Garden

What's Julian Schnabel's Legacy? He Isn't Sure

Ariana Papademetropoulos: The young California artist's fairy-tale palette and trippy installations create a lynchian aura of pleasure and paranoia

Gus Van Sant: The legendary filmmaker has lived in Hollywood for the past 40 years and has never stopped painting his city, revealing on canvas a more delicate, intimate side

Pat Steir: Color Wheel

Helen Pashgian with Michael Straus

Artist Pat Steir Is Still Challenging the Postwar American Canon

Francesco Clemente: Cloud Nine

And Now, a Moment of Zen with Francesco Clemente

Explore India in Francesco Clemente's Cross-Cultural Journey Through ‘Contradictory Reality’

Francesco Clemente Returns to His Most Enduring Place of Inspiration

A Meditation Upon the Restless Journey - New Francesco Clemente Work in a Double Show

At 79, Pat Steir Just Completed Her Largest Installation to Date

Pat Steir Is Reinventing the Color Wheel

Acclaimed artist Robert Nava returns to alma mater IUN

Filmmaker Gus Van Sant has always been a painter at heart

Gus Van Sant: the Oscar-Nominee takes on Fine Art

Gus Van Sant, filmmaker and painter, exhibits his watercolors in New York

In Conversation with Robert Nava

Gus Van Sant Speaks on Art and His New Exhibition of Watercolours

Gus Van Sant's poetic watercolours offer a haunting look at Los Angeles life

Gus Van Sant's Hollywood Boulevard

Homoerotic and Hypnotic: This is the Artwork of Gus Van Sant

Legendary Filmmaker Gus Van Sant on the Magic of Painting

Gus Van Sant Bows His First New York Solo Art Show

An Auteur's Passion For Painting

Director Gus Van Sant Will Debut New Paintings at His First NYC Solo Show

Good Wall Painting: Filmmaker Gus Van Sant Will Debut a Series of New Paintings at Vito Schnabel's Gallery This Fall

Gravity's Rainbow: Hot on the Heels of Key Showcases, Painter Pat Steir Preps Major Washington, D.C. Exhibition

From the White House to Studio 54: Bob Colacello Interviewed by Jane Ursula Harris

In Best Company

Behind closed doors with Andy Warhol's right-hand man

The Flow of Chance: Pat Steir's 'Waterfall' Paintings

BOB COLACELLO HOLDS FORTH ON HENRY KISSINGER’S CHUBBY HAND

'I wasn't too obvious': how Bob Colacello captured candid celebrities

Bob Colacello captured the private hours of the '70s most public figures

Bob Colacello Remembers Life as Andy Warhol’s “Human Tape Recorder”

Haute Bricolage: Tom Sachs in conversation with Vito Schnabel and Oliver Maxwell Kupper

See Inside NYC's Late-'70s Celebrity Jet-Set Culture–from Truman Capote to Bianca Jagger

Photos of Andy Warhol and His Circle, Taken (Secretly) by His Close Friend

A hedonistic portrait of Andy Warhol’s New York party scene

Andy Warhol Collaborator Bob Colacello to Show 150 Vintage Photographs in New Exhibition

Tom Sachs Talks Spirituality, Sensuality & Hardware Ahead of Major "Tea Ceremony" Show

Bob Colacello, Andy Warhol’s Right-Hand Man, Had His Camera at the Most Exclusive Parties of the 1970s. See His Photographs Here

Two Geniuses

5 Key Works from Pat Steir’s Remarkable Career

Mind Body Soul Installment

Engadine For Art

Tom Sachs Demystifies Son Obession Suisse

Pat Steir Gets Discovered, Again

An American Wants to Share our Country with the Whole World

With 'The Pack,' Conceptual Artist Tom Sachs Takes on the Myth of Swiss Perfection and Neutrality

Why is Tom Sachs so Obsessed with Switzerland?

Tom Sachs Packs his Long-Standing Fascination with Switzerland in St. Moritz Exhibition

REVIEW: Jordy Kerwick's Diary of an Introvert at Delphian Gallery

See Why the Art World Is Flocking to Saint Moritz

Mezcal in Space: Sculptor Tom Sachs Celebrates ‘Star Wars’ and Fine Mexican Libations

Artist Julian Schnabel explores Van Gogh on film and in a new museum show

Julian Schnabel: Unveiling an Artist’s Diverse Practice

Tiny Luxury Living Made Possible by Tom Sachs’s “Building #3”

Julian Schnabel and the Great Painters, Side by Side

AD Visits Sterling Ruby’s Super-Sized Studio in Vernon, California

Breakfast in Paris with Julian Schnabel

This Art Fair Is Offering Aston Martins Alongside Alex Katz Paintings to Drive Sales

Would You Pay Six Figures to Live in Artist Tom Sachs's Spacecraft-like Sculpture?

"Points of View”, Caitlin Lonegan at Susanne Vielmetter Gallery

Radical Return

A year in the life of Julian Schnabel

Stephen Posen Knows How to Fashion a Line. So Does His Son.

‘Julian Paints Before He Even Starts to Paint’: Max Hollein and Julian Schnabel Open Monumental Show in San Francisco

Mick Jagger's Yearning

Art On His Own Terms

Walton Ford

The Cyclone Schnabel

Dan Flavin, to Lucie Rie and Hans Coper, master potters

Light Installations Which Transform Space and Perception

Let there be light (and ceramics)

LIGHTBULB MOMENT

In an Unlikely Pairing, Vito Schnabel Announces Collaboration With Dan Flavin Estate

Critics' Picks: Ariana Papademetropoulos at Wilding Cran Gallery

JULIAN SCHNABEL with Phong Bui

Walter Robinson’s Arresting “Americans” at Vito Schnabel

Walter Robinson’s bedsheet works arrive at Vito Schnabel Gallery

The Artist Painting Pulp Fictions on Bedsheets

Portfolio by Walter Robinson

A Tangle of Relationships, and Art

Walter Robinson, Artist, Is Feted in Basel for Upcoming Show at Vito Schnabel Gallery

It’s a Good Thing: Martha Stewart Just Sent Walter Robinson a Mash Note Over His Bedsheet Paintings

In Julian Schnabel’s studio

Sterling Ruby

Laurie Anderson’s Glorious, Chaotic New York

“I consistently discover new art”

Sterling Ruby and the Apocalyptic Nature of Los Angeles

Take a hike: Sterling Ruby's latest solo show is inspired by mountain rambles

Julian Schnabel’s New Plate Special

Vito Schnabel in conversation with Bob Colacello

Andy Warhol Hated Donald Trump

The Controversial Artist Who Just Won’t Go Away

Bob Colacello Debuts as Curator for Vito Schnabel Gallery

A Warhol Confidant Curates His First-Ever Show in St. Moritz

Bob Colacello on Blurred Art, “Blurred Lines,” and Christmas Gifts from Andy Warhol

Bob Colacello, Writer and Newly Minted Curator, Listens to John Legend On Repeat Just Like You

Jeff Elrod’s ‘Figment’ at Vito Schnabel Gallery, St. Moritz

La Vie

The Delectably Layered Paintings of Australian Artist, Jordan Kerwick

Kenny Schachter on Art and Horse-Racing in St. Moritz

Q&A Julian Schnabel

Vito on Top of the World

Putting the Pieces Together: Julian Schnabel

Art, at High Altitudes

a typically obtuse interview with the bruce high quality foundation

PLATE TECTONICS WITH JULIAN SCHNABEL

Vito Schnabel on His New Dan Colen Show and Playing Pro Basketball | The young gallerist discusses his rising career

Art and Culture Scene Engadin

Eighties art brightens up St Moritz

Julian Schnabel

Portfolio: Jesse Edwards

St. Moritz is a wonderful place to exhibit art

Double Layers: An Interview With Ariana Papademetropoulos Before Her Solo Exhibition in Los Angeles

This Artist Lets You Climb Inside Her Paintings

Art in between. An interview with Julian Schnabel

Burn, Bruno, Burn!

New Again: Julian Schnabel

Inside Vito Schnabel’s Gallery Opening in St. Moritz

The World of Julian Schnabel by Cornelius Tittel | MAKING PLOTS (ON JULIAN SCHNABEL) by Rudi Fuchs

Vito Schnabel Sets Up Shop in the Alps

Schnabel Gallery to Open

Drugs, Porn, and Cartoons: Jesse Edwards’ Modern Still-Lifes

Inside Vito Schnabel’s Art Show in One of New York’s Most Mysterious Buildings

Peek Inside One of New York’s Most Mysterious Buildings

A Look Inside Vito Schnabel’s Bowery Bank Show

Is 190 Bowery Everything We Imagined?

5 MINUTES WITH VITO SCHNABEL

Old Master Ron: Ron Gorchov at Sotheby’s S2

American artist Ron Gorchov opens exhibition at Sotheby's S/2

THE LIVES THEY LIVED | REMEMBERING SOME OF THOSE WE LOST THIS YEAR

IN MEMORIAM | RENE RICARD

'Made in LA' Mondays: Caitlin Lonegan

RENE RICARD, ART ARBITER WITH WILDEAN WIT, DIES AT 67

FAKE ARTIFACT BY AN UNKNOWN? SOLD!

EVEN YOUNG REBELS CAN FLOAT A RETROSPECTIVE

THE QUIXOTIC VISIONS OF BRUCE HIGH QUALITY AT THE BROOKLYN MUSEUM

BRUCE ALMIGHTY

RENE RICARD: "NEW PAINTINGS AND NOT SO NEW" AT HIGHLIGHT GALLERY

PAINTING TOWARD THREE DIMENSIONS: RON GORCHOV AT GALERIE RICHARD, NEW YORK

LAURIE ANDERSON RETURNS TO SANTA BARBARA

Q&A WITH LAURIE ANDERSON

LAURIE ANDERSON PRESENTS BOAT

BRUCE HIGH QUALITY FOUNDATION AT LEVER HOUSE

VITO SCHNABEL PLANS EXHIBITION OF LAURIE ANDERSON'S DRAWINGS AND PAINTINGS

BRUCENNIAL 2012: HARDERER. BETTERER. FASTERER. STRONGERER.

REVIEW: RON GORCHOV'S NEW PAINTINGS AT CHEIM & READ

BRUCENNIAL 2012

AN ARTIST'S BIG, BIG PLANS FOR RED HOOK

LA DOLCE VITO! SCHNABEL THE YOUNGER EMERGES FROM HIS FATHER’S SHADOW

SOTHEBY’S AS A GALLERY

Bill Jensen with Chris Martin