DC 2 views today 2 views this weekAmerican bioethicistDaniel CallahanBiographyGalleryFAQListsAlso ViewedListsDaniel Callahan is in following listsBy Field Of WorkNotable American philosophersGender:MaleNotable American scientistsGender:MaleBy Work And/Or CountryNotable American ScientistsGender:MaleNotable American PhilosophersGender:MaleBy Category1930 births2019 deaths20th-century American non-fiction writers21st-century American non-fiction writersAmerican company foundersBioethicistsBusinesspeople from Washington, D.C.Christians from Washington, D.C.
