Bar­rett Rollins is an oncol­o­gist and author of In Sick­ness. He is a Pro­fes­sor of Med­i­cine at Har­vard Med­ical School and Dana-Far­ber Can­cer Insti­tute. Born in Cleve­land, he grad­u­at­ed from Amherst Col­lege and received his M.D. and Ph.D. from Case West­ern Reserve Uni­ver­si­ty. He is a trustee of the Inter­lochen Cen­ter for the Arts and lives in Boston.