caption doctoral_advisor birth_place image_size nationality fields workplaces birth_date doctoral_students image article_title name alma_mater
dror george bergman -rrb- bar-natan , berkeley , 1999 -lrb- photo by edward witten israel 250px israeli , u.s. mathematics university of toronto 30 january 1966 hernando burgos soto dror bar-natan . jpg dror bar-natan
 dror bar-natan princeton university
dror bar-natan

dror bar-natan -lrb- ; born january 30 , 1966 -rrb- is a professor at the university of toronto department of mathematics , canada .
his main research interests include knot theory , finite type invariants , and khovanov homology .
