A regular lecturer at institutions around the world, Kadir lives in State College, Pennsylvania, with wife Juana Celia Djelal.
He edited monographic issues on such authors as Assia Djebar, Luisa Valenzuela, Kamau Brathwaite, Maryse Condé, João Cabral de Melo Neto, and Manuel Puig.
Kadir serves as senior fellow and board member of a number of international organizations such as Synapsis: The European School of Comparative Studies; The Stockholm Collegium of World Literary History; and the Institute for World Literature; Fundación Xavier de Salas; Council on National Literatures; and the International Writers Center.
As an accomplished equestrian, he also served as the faculty advisor to the University of Oklahoma Polo Team, an NCAA sports Club.
He was the recipient of the State Governor’s “Marilyn Douglas Memorial Award” for outstanding contribution as member of the Oklahoma Arts Council (1991–1996).