Famous People with Name Izaak

Izaak Towbin            Origin/Culture/Country: Polish

Izaak Towbin: was a Polish chess master and organizer.Born in Korets, Ukraine (then Russian Empire) into a Jewish family, he entered a gymnasium in Kiev (1910–1918) and then Kiev University. In the early 1920s, he moved to Warsaw where graduated in law at the universit

Izaak (Isaak) Appel            Origin/Culture/Country: Polish

Izaak (Isaak) Appel: was a Polish chess master.In 1926, he took 12th. place in the Warsaw (1st POL-ch) competition, which was won by Dawid Przepiórka. In 1929, he took 2nd place, behind Teodor Regedzinski, in the Championship of Lodz. In 1930, he took 6th place in Zoppot (Sopot), the event won by Paulin Frydman. In 1930-1934 and 1937, Appel won six times the Lódz championships.

Izaak (Izak) Grynfeld            Origin/Culture/Country: Polish

Izaak (Izak) Grynfeld: a Polish–Israeli chess master.In 1938, he tied for 3rd-4th in Krakow (POL-ch elim; Izak Schaechter won). After World War II, he played six-times in Polish championships (1946–1953). His best achievement was a 3rd-4th place at Sopot 1946 (Bogdan Sliwa won).

Izaak Maurits (Piet) Kolthoff            Origin/Culture/Country: Holand

Izaak Maurits (Piet) Kolthoff: was a highly influential chemist, widely considered the Father of Analytical Chemistry[1] He entered the University of Utrecht, Holland in 1911. Professor Kolthoff published his first paper in 1915 on the theory of acid-base titrations using the recently developed theories of weak and strong electrolytes and Sorenson's introduction of the concept of pH. This paper is concerned with the analysis and location of the end points in the titration of phosphoric acid. On the basis of his worldwide reputation, he was appointed to a one-year trial appointment at the University of Minnesota by Dean Sam Lind and thus joined the Department of Chemistry at the University of Minnesota in 1927. He remained in this department until his retirement in 1962.