In This Section

In Memoriam

It is with deep regret and profound sadness that we report the death of the following AACR members. The AACR is honored to recognize these outstanding members for their dedication to the association and to the field of cancer. Please note that this information is only that which has been volunteered to us by colleagues, friends, and family. The following list includes members who have passed away in the current year. Please email the Membership Department to share additional information on a deceased member.

Deceased Members in 2020
Angelika Amon

Angelika Amon

(01/10/1967 - 10/29/2020)Member since 2011

Angelika Amon, PhD, a renowned molecular and cell biologist whose work revealed important mechanisms of cell division and growth, died October 29, 2020, at the age of 53.

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Clara D. Bloomfield

Clara D. Bloomfield

(05/15/1942 - 03/01/2020)Member since 1974

Clara D. Bloomfield, MD, a Fellow of the AACR Academy whose research identified the genetic drivers of leukemia, leading to the development of more personalized treatment for the disease, died March 1, 2020, at the age of 77.

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Kelly H. Clifton, Sr.

Kelly H. Clifton, Sr.

(07/22/1927 - 08/24/2020)Member since 1958

Kelly H. Clifton Sr., PhD, an esteemed radiation biology researcher and a longtime member of the AACR, died August 24, 2020, at the age of 93.

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Nancy H. Colburn

Nancy H. Colburn

(05/15/1941 - 03/16/2020)Member since 1974

Nancy H. Colburn, PhD, a longtime member of the AACR, died March 16, 2020, at the age of 78.

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Isaiah J. Fidler

Isaiah J. Fidler

(12/04/1936 - 05/08/2020)Member since 1971

Isaiah J. Fidler, DVM, PhD, FAACR, a pioneer in the field of cancer metastasis and a Past President of the AACR, died May 8, 2020, at the age of 83.

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Sanjiv Sam Gambhir

Sanjiv Sam Gambhir

(11/23/1962 - 07/18/2020)Member since 2009

Sanjiv Sam Gambhir, MD, PhD, an AACR member who was considered a pioneer in the field of molecular imaging, died July 18, 2020, at the age of 57.

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Philip Leder

Philip Leder

(11/19/1934 - 02/02/2020)Member since 2013

Philip Leder, MD, FAACR, a pioneering molecular biologist and geneticist and a Fellow of the AACR Academy, died February 2, 2020, at the age of 85.

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Paul A. Marks

Paul A. Marks

(08/16/1926 - 04/28/2020)Member since 1957

Paul A. Marks, MD, a Fellow of the AACR Academy who translated his passion for molecular biology into transformative leadership of Memorial Sloan Kettering Cancer Center, died April 28, 2020, at the age of 93.

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Mortimer L. Mendelsohn

Mortimer L. Mendelsohn

(12/01/1925 - 01/08/2020)Member since 1959

Mortimer L. Mendelsohn, MD, PhD, a renowned biosciences professor and researcher, died January 8, 2020, at the age of 94.

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Takashi Sugimura

Takashi Sugimura

(04/20/1926 - 09/06/2020)Member since 1969

Takashi Sugimura, MD, a pioneer in biochemistry, a Fellow of the AACR Academy, and a major international figure in cancer research, died Sept. 6, 2020, at the age of 94.

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