Hallerin Hilton Hill (born 1964) is an American talk radio host on Newstalk 98.7 WOKI Knoxville, Tennessee, and television talk show host of "Anything is Possible" on WBIR-TV in Knoxville.
 For two years (2003-2005) he hosted a separate talk radio show on Nashville's WGFX.
Michael Coren (born 15 January 1959) is a British-Canadian columnist, author, public speaker, radio host and television talk show host.
 He hosted the television talk show "The Michael Coren Show" on the Crossroads Television System from 1999 to 2011 when he moved to the Sun News Network to host an evening talk show, "The Arena with Michael Coren", from 2011 until the channel's demise in early 2015.
 He has also been a long-time radio personality, particularly on Toronto talk radio station CFRB.
Tavis Smiley ( ; born September 13, 1964) is an American talk show host and author.
 Smiley was born in Gulfport, Mississippi, and grew up in Bunker Hill, Indiana.
 After attending Indiana University, he worked during the late 1980s as an aide to Tom Bradley, the mayor of Los Angeles.
 Smiley became a radio commentator in 1991 and, starting in 1996, he hosted the talk show "BET Talk" (later renamed "BET Tonight") on Black Entertainment Television (BET).
 After Smiley sold an exclusive interview of Sara Jane Olson to ABC News in 2001, BET declined to renew his contract that year.
 Smiley then began hosting "The Tavis Smiley Show" on National Public Radio (NPR) (2002–04) and currently hosts "Tavis Smiley" on the Public Broadcasting Service (PBS) on weekdays and "The Tavis Smiley Show" on Public Radio International (PRI).
 From 2010 to 2013, Smiley and Cornel West joined forces to host their own radio talk show, "Smiley & West".
 They were featured together interviewing musician Bill Withers in the 2009 documentary film "Still Bill".
 He is the new host of "Tavis Talks" on BlogTalkRadio's Tavis Smiley Network.
Andrew Joseph "Andy" Cohen (born June 2, 1968) is an American talk show and radio host, author and producer.
 Cohen hosts the Bravo nightly series "Watch What Happens Live with Andy Cohen".
 He is the first openly gay host of an American late-night talk show.
 After being head of development at Bravo for more than 10 years, Cohen resigned in November 2013.
 He continues to serve as an executive producer of "The Real Housewives" franchise.
The second season of "The Real Housewives of Orange County", an American reality television series, was broadcast on Bravo.
 It aired from January 16, 2007 until March 20, 2007, and was primarily filmed in Orange County, California.
 Its executive producers are Adam Karpel, Alex Baskin, Douglas Ross, Gregory Stewart, Scott Dunlop, Stephanie Boyriven and Andy Cohen.
Peter B. Collins (born  1954 ) is an American talk radio host, voiceover talent, entrepreneur, and media consultant based near San Francisco, California.
 Until March 20, 2009, he hosted "The Peter B. Collins Show", a syndicated liberal talk show "infused with dangerous San Francisco values like compassion, justice, and a living wage" based at KRXA in Monterey, California, and his show now continues on the internet via listener-supported podcasts.
 Occasionally, Collins substitute hosts on KGO-AM in San Francisco.
Jerry Doyle (July 16, 1956 – July 27, 2016) was an American talk radio host, right-libertarian political commentator, television actor and founder of the content platform EpicTimes.
 His nationally syndicated talk show, "The Jerry Doyle Show", aired throughout the United States on Talk Radio Network.
 As an actor, Doyle is known for his role as Michael Garibaldi in the science fiction series "Babylon 5" (1994–1998).
Michael Alan Weiner (born March 31, 1942), better known by his professional name Michael Savage, is an American radio host, author, activist, nutritionist, and conservative political commentator.
 He is the host of "The Savage Nation", a nationally syndicated talk show that aired on Talk Radio Network across the United States until 2012, and in 2009 was the second most listened-to radio talk show in the country with an audience of over 20 million listeners on 400 stations across the United States.
 Since October 23, 2012, Michael Savage has been syndicated by Cumulus Media Networks.
 He holds master's degrees from the University of Hawaii in medical botany and medical anthropology, and a Ph.D. from the University of California, Berkeley in nutritional ethnomedicine.
 As Michael Weiner, he has written books on nutrition, herbal medicine, and homeopathy; as Michael Savage, he has written four political books that have reached "The New York Times Best Seller List".
Michael Graham is an American talk radio host, writer, and conservative political commentator.
 His daily talk show, "The Natural Truth", aired on Boston radio station WTKK; Graham parted ways with the station in December 2012 as his contract was not renewed.
 The station changed to a music format weeks later.
 He then hosted a show on WCRN in Worcester, Massachusetts, Boston Herald Radio and five other stations in Massachusetts and New Hampshire.
 He also appears on George Hook's "The Right Hook" on Mondays in Ireland on Newstalk.
 Graham is the author of several books and is a columnist for the "Boston Herald".
 On April 17, 2014, it was announced Graham would be ending his New England show on April 25 and moving to Atlanta where he hosts a daily show on a Cumulus-owned station Newstalk 106.7 WYAY-FM.
Claire B. Lang is an American talk show host.
 Since 1996, she has reported for NASCAR.
 She is currently the host of XM Satellite Radio's "Dialed In."
 She was one of the first women to become a sports radio host.
 She has been called the "First Lady" of NASCAR Radio.
 Beyond her work as a radio host, Lang has appeared on "The John Boy & Billy show", TBS, Fox Television, "Inside Nascar", and Sky Sports in Europe.
 She attended the University of Wisconsin-Eau Claire, graduating in 1976.

Question: Which American talk show and radio host was an executive producer on a show that aired from January 16, 2007 until March 20, 2007?
Answer: Andy Cohen