What is Karl Barry Sharpless?
{{Infobox scientist | name = Karl Barry Sharpless | image = Barry_Sharpless_02.jpg | birth_date = {{birth date and age|1941|4|28}} | birth_place = [[Philadelphia, Pennsylvania]], U.S. | nationality = [[United States]] | field = [[Chemistry]] | workplaces = [[Massachusetts Institute of Technology]]<br />[[Stanford University]]<br/>[[The Scripps Research Institute]] | alma_mater = [[Dartmouth College]]<br />[[Stanford University]]<br />[[Harvard University]] | thesis_title = Studies of the mechanism of action of 2,3-oxidosqualene-lanosterol cyclase: featuring enzymic cyclization of modified squalene oxides | thesis_url = https://www.proquest.com/docview/302369766/ | thesis_year = 1968 | doctoral_advisor = [[Eugene van Tamelen]] | doctoral_students = | known_for = [[enantioselective synthesis]], [[click chemistry]] | awards = {{nowrap|[[Priestley Medal]] <small>(2019)</small><br />[[Nobel Prize in Chemistry]] <small>(2001 and 2022)</small><br />[[Wolf Prize]] <small>(2001)</small><br />[[The Franklin Institute Awards|Benjamin Franklin Medal]] <small>(2001)</small><br />Rylander Award <small>(2000)</small><br />Chemical Sciences Award <small>(2000)</small><br />[[Chirality Medal]] <small>(2000)</small><br />Rhone Poulenc Medal <small>(2000)</small><br />[[Harvey Prize]] <small>(1998)</small><br />Microbial Chemistry Medal <small>(1997)</small><br />[[King Faisal International Prize]] <small>(1995)</small><br />Cliff Hamilton Award <small>(1995)</small><br />[[Tetrahedron Prize]] <small>(1993)</small><br />Centenary Lectureship Medal <small>(1993)</small><br />[[Arthur C. Cope Award]] <small>(1992)</small><br />[[Scheele Award]] <small>(1991)</small><br />[[Chemical Pioneer Award]] <small>(1988)</small><br />Dr. Paul Janssen Prize <small>(1986)</small><br />Allan Day Award <small>(1985)</small>}} }} {{nobelprize|Chemistry}}'''Karl Barry Sharpless''' (born April 28, 1941) is an American [[chemist]] and [[Nobel Prize in Chemistry|Nobel Laureate]] in 2001 and 2022. He is known for his work on [[stereoselective reactio