* Phi Beta Kappa
* Sigma Xi
* 1950 The Chittenden Award given to the top B.S. graduate in the Yale class of 1950
*1971 The first Northeast ACS Award for Photochemistry
*1976 The ACS James Flack Norris Award in Physical Organic Chemistry
*1980 The Halpern Award of the New York Academy of Sciences
*1980 Election to the National Academy of Sciences
*1986 Recipient of the American Institute of Chemists Chemical Pioneer Award
*1988 A Senior Alexander von Humboldt Award
*1990 Hilldale Award in the Physical Sciences from the University of Wisconsin
* 1991 Arthur C. Cope Scholar Award of the ACS
* 2006 IUPAC Porter Medal for Photochemical Research