Peter T. Kirstein

Peter Kirstein CBE FREng DFBCS FIET FInstP
Born	Peter Thomas Kirschstein (1933-06-20)20 June 1933 Berlin, Germany
Died	8 January 2020(2020-01-08) (aged 86) London, England
Education	Highgate School
Alma mater	University of Cambridge (BA) Stanford University (MS, PhD)
Awards	Marconi Prize (2015) SIGCOMM Award (1999) Jonathan B. Postel Service Award (2003)
Scientific career
Institutions	CERN General Electric University College London
Thesis	Curvilinear space-charge flow with applications to electron guns (1957)
Doctoral advisor	Gordon S. Kino Marvin Chodorow[1]
Doctoral students	Jon Crowcroft[2][1]
Website	www.cs.ucl.ac.uk/staff/P.Kirstein/

Peter Thomas Kirstein CBE FREng DFBCS FIET FInstP (né Kirschstein; 20 June 1933 – 8 January 2020) was a British computer scientist who played a role in the creation of the Internet. He made the first internetworking connection on the ARPANET in 1973, by providing a link to British academic networks, and was instrumental in defining and implementing TCP/IP alongside Vint Cerf and Bob Kahn.

Kirstein is often recognized as the "father of the European Internet".^[3][4]