Pubcaster David Rubinsohn has added yet more initials to his resume. In addition to working for TJL Productions and APT, he's now director of public TV sales for DLT Entertainment. The television production and distribution firm said in a statement Monday (Aug. 8) that it's looking to expand content choices to pubTV. Rubinsohn formerly headed programming at WHYY in Philadelphia, and was v.p. of programming and distribution at New York's WLIW. Titles from DLT include Benny Hill and Rumpole of the Bailey.