nina tassler nina tassler boston u tassler promo magazine is an american television executive a graduate of boston university bachelor of fine arts in theater and holds the position of president cbs entertainment since september her boss is nancy tellem president cbs paramount network television entertainment group tassler oversees cbs' prime time late night and daytime programming as well as program development for all genres other positions held executive vice president drama series development cbs entertainment july september senior vice president drama development cbs entertainment july vice president drama cbs productions august vice president drama development warner bros television director movies and mini series lorimar warner bros television