Cablevision

Jeffrey Yapp
was named group president of the retail division for Cablevision Systems Corp. Yapp will be responsible for The Wiz consumer electronics stores and Clearview Cinemas.

CNN

Cable News Network appointed Danielle Whelton
senior executive producer of the network's White House unit. Whelton will coordinate editorial coverage of the Washington beat.

Comcast

John Christopher
was promoted to area manager for southern New Mexico for Comcast Cable Communications Inc. Christopher previously served as the general manager for Comcast's Las Cruces, N.M., operations.

Cox

Cox Interactive Media tapped Steven Pechman
as its new director of sales. Pechman will direct CIMedia's national sales efforts.

CTAM

Patrick Gushman
was appointed sponsor and ad sales liaison for the Cable & Telecommunications Association for Marketing. Gushman will be responsible for the development and broadening of sponsorship and advertising opportunities at CTAM's events and in its publications.

GSN

Game Show Network named Michael Slatkin
senior vice president of advertising sales. Slatkin will oversee the network's first in-house ad sales team.

Gemini

James Higgins
joined Gemini Voice Solutions Inc. as senior vice president of business development. Higgins previously served in the same role for WideOpenWest LLC.

Jupiter

Jupiter Telecommunications Inc. named Gregory Armstrong
representative director, executive vice president and chief operating officer. Armstrong will be succeeding Vernon Chamberlin when he steps down from that post in January.

NBC

Mark Vachon
was appointed executive vice president and chief financial officer for NBC. The network also tapped Brandon Burgess
as executive vice president of business development.

nCUBE

Richard Hamilton
assumed the position of vice president of worldwide sales for nCUBE. Hamilton had been vice president of global sourcing for Partimer Inc.

Warner Bros.

Warner Bros. Online named Brian Moreno
vice president of strategic marketing. Moreno will oversee strategic partnerships, branding, advertising and public relations.

WGN

Dennis Gillespie
was appointed senior vice president of affiliate sales and marketing for WGN. Gillespie previously served in the same capacity for MTV Networks.

Wink

Wink Communications Inc. named Janette Corby
senior vice president of distribution sales and public relations. Corby had been president of the West region for 2nd Century Communications.