Leon Bankoff

As an amateur mathematician he constructed the Bankoff circle.

He practiced over 60 years as a dentist in Beverly Hills.

He was fluent in Esperanto, created artistic sculptures, and was interested in the progressive development of computer technology.

Above all, he was a specialist in the mathematical world and highly respected as an expert in the field of flat geometry.

[2] From 1968 to 1981, Bankoff was the editor of the Problem Department of Pi Mu Epsilon Journals, where he was responsible for the publication of some 300 top problems in the area of plane geometry, particularly Morley's trisector theorem, and the arbelos of Archimedes.