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Our Executive Leadership

Our mission is to eliminate cancer as a major health problem by preventing cancer, saving lives, and diminishing suffering from the disease, through research, education, advocacy, and service. Meet the executives who are dedicated to helping us free the world from the pain and suffering from cancer.


Dr. Karen Knudsen, American Cancer Society


Karen E. Knudsen, MBA, PhD
Chief Executive Officer

Executive Team

Strong leadership and visionary thinking have built the American Cancer Society into the global leader in the fight against cancer. Our executive team sets the strategic direction of the organization and supports our determination to save lives and celebrate life — every single day.

Andre Bokhoor

Andre Bokhoor

Chief People Officer
Bill Dahut

William L. Dahut, MD

Chief Scientific Officer

Arif Kamal, MD, MBA, MHS

Chief Patient Officer
Ricky Koch

Ricky Koch

Chief Information Officer
Lisa Lacasse

Lisa Lacasse

President, ACS CAN
Kymm Martinez

Kymm Martinez

Chief Marketing Officer
Mike Neal

Michael L. Neal

Chief of Organizational Advancement
Tim Phillips

Timothy Phillips

Chief Legal and Risk Officer
Kael Reicin

Kael Reicin

Chief Finance and Strategy Officer

Tawana Thomas-Johnson

Tawana Thomas Johnson

Senior Vice President and Chief Diversity Officer
Brant Woodward

Brant Woodward

Senior Executive Vice President, Field Operations

Regional Executive Team

portrait of David Benson

David Benson

Executive Vice President, North Region
Jeff Fehlis

Jeff Fehlis

Executive Vice President, South Region
Kimberly Jackson Headshot

Kimberly Jackson

Executive Vice President, Southeast Region
Anthony Marino headshot

Anthony Marino

Executive Vice President, Northeast Region
Maria Olson

Maria Gonzalez Olson

Senior Vice President, California Guam Hawaii Division
Lillian Santos

Lillian Santos, Psy.D.

Executive Vice President, Puerto Rico