Retiring from Univision Communications is Andy Hobson as senior executive vice president and chief financial officer; named interim CFO is Peter Lori, executive vice president-finance and chief accounting officer ... Discovery Communications moves Senior Vice President Scott Lewers to that post in multi-platform strategy at TLC, new position ... SoundExchange hires Mark Eisenberg, ex-MixRadio, as senior vice president-strategic initiatives, and Jacqueline Peterson, ex-Live Nation Entertainment, as senior vice president-communications ... Bulk TV & Internet, which provides DirecTV services to hotels and hospitals, hires Craig Snelgrove, ex-Dish Network, as vice president-business development ... Lobbyist registrations: American Public Power Association, H Street Capitol Strategies, effective Jan. 22 ... Perceptive Software, builder of process and content management systems, The First Group, effective Jan. 1.