Stan Felder has been named editor of the Prince George's Journal. Felder was most recently managing editor of The Times, a paper which covers the region of Indiana and Illinois south of Chicago. He formerly was senior deputy metro editor of The Washington Star.

Felder succeeds Ray Burdick, who will begin writing his weekly column three times a week for all five Journal newspapers.

Jerry Lyman was recently appointed vice president of government relations for RKO General Broadcasting. He will continue as vice president and general manager of WGMS AM-FM.

Mark Arnold, vice president of advertising for Gannett Newspapers, has been named vice president and director of sales for USA Today, the national daily newspaper being planned by Gannett.

Alexander P. Humphrey has become vice president and general attorney for the Washington operations of RCA Communications Inc. He was previously a general attorney for RCA Global Communications Inc.

Joanne Daniels has been named director of the college textbook publishing operations of Congressional Quarterly Inc. She was formerly with Harcourt, Brace, Jovanovich Inc. in New York.

Christopher H. Sterling has been appointed director of the George Washington University Center for Telecommunications Studies. Sterling has been a professor of communications at Temple University for 12 years. Since 1980, he has been on leave from Temple while serving as a special assistant to FCC Commissioner Anne P. Jones.

Michael A. Houle, formerly director of advertising and field operations for Duron Inc., has become president and general manager of the Audy Group Inc., a Silver Spring firm specializing in marketing, media production and public relations.

Cary Hatch has been named vice president and general manager for MDB Communications Inc., a graphic design and communications firm located in Rockville. She was previously account executive at Torrieri-Myers Advertising Inc. in Baltimore.

Arlie Schardt has become editor of Foundation News, a bi-monthly publication of the Council on Foundations. He has been editor of the Grantsmanship Center News, as well as an editor and reporter for Newsweek and Time magazines.