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Len Kasper, a Midwest native, begins his fourth season with the Cubs after doing Florida Marlins play-by-play for three years for Fox Sports Net. Prior to joining the Marlins, Len did play-by-play for select Milwaukee Brewers games from 1999-2001. Kasper's broadcast career also included a stint as the morning sports anchor at WTMJ in Milwaukee, Wis. He hosted pregame and halftime shows for the Green Bay Packers radio network and co-hosted a hot stove league show on the Brewers radio network. He spent nearly eight years working for WTMJ. Kasper graduated summa cum laude from Marquette University in 1993 with a degree in public relations. He was born on January 21, 1971, in Mt. Pleasant, Mich. Len and his wife, Pam, have one son: Leo.

Bob Brenly continues in his fourth year in the broadcast booth with the Cubs after spending his previous seven seasons working in the Arizona Diamondbacks organization. He served as the Diamondbacks’ manager from 2001-2004, leading Arizona to a World Series Championship in his rookie year as skipper. Brenly was the fourth manager in history to win the Fall Classic in his first season. The D’backs won the NL West Division title in 2001 and 2002. The club had a 303-262 record when he was at the helm. The former catcher spent the majority of his playing career with San Francisco, making his big league debut in August 1981. Brenly played for the Giants until 1989, when he signed as a free agent with Toronto. He returned to the Giants for the final month of the 1989 season after being released by the Blue Jays. Brenly was a career .247 hitter and had 119 doubles, 91 homers and 333 RBI in 871 games. He retired from baseball following the 1989 season and joined the WGN radio team in 1990. Brenly worked with Thom Brennamann and Harry Caray for two seasons before returning to the baseball diamond as a bullpen coach for Roger Craig in San Francisco. He remained in San Francisco after the hiring of Dusty Baker, working on Baker’s coaching staff for three seasons. Brenly returned to the booth in 1996, joining Fox. He was hired as Arizona’s television analyst for the club’s debut season in 1998. A 1976 graduate of Ohio University with a Bachelor of Science in health education, Brenly earned all-American honors in baseball in his senior year. He was born on February 25, 1954, in Coshocton, Ohio. Brenly and his wife, Joan, have two children: Lacey and Michael. Michael was drafted by the Cubs in the 43rd round of the 2005 draft, but opted to attend UNLV.

Pat Hughes is in his 13th season as the WGN Radio play-by-play voice of the Cubs. He joined WGN in 1996 after spending the previous 12 years teaming with Bob Uecker on the Milwaukee Brewers Radio Network. Hughes began his baseball play-by-play career in the minor leagues, calling action for the San Jose Missions (1978-1981) and for the Columbus Clippers (1982). He worked as a play-by-play voice for Marquette University's basketball team from 1988-2004, including working with Al McGuire during the 1996-2000 seasons. Hughes' collegiate play-by-play career also includes stints with Northwestern University, San Jose State University, the University of Wisconsin and ESPN. He worked in Minnesota in 1983 as the TV voice of the Twins and as the hockey host/interviewer on North Stars telecasts. Hughes was named the Illinois Sportscaster of the Year in 2006, 1996 and 1999. He earned Wisconsin Sportscaster of the Year Award honors three times (1990-1992). Hughes is the producer of “Baseball Voices: Hall of Fame Series,” compact discs that commemorate and pay tribute to famous announcers of the past. He’s produced disks honoring Harry Carey and Jack Buck, as well as one for Marty Brenneman. Hughes is a graduate of San Jose State University. Hughes was born on May 27, 1955, in Tucson, Ariz. Hughes and his wife, Trish, have two children: Janell and Amber.

Ron Santo, who played for the Cubs from 1960-1973 and with the White Sox in 1974, is in his 19th season as a WGN Radio color commentator. He joined the radio team in 1990. On September 28, 2003, his uniform number was retired by the Cubs – as number 10 flies from the leftfield flagpole. The former third baseman won five RawlingsGold Glove awards during his 15-year Major League career. Santo was a nine-time National League All-Star selection, batting .277 during his career with 342 home runs and 1,331 RBI. He hit 337 homers with the Cubs, the fourth-highest total in club history. Santo was a member of the inaugural Cubs Walk of Fame Class of 1992 and was selected to the club's all-century team in 1999. He is a member of the board of directors of the Juvenile Diabetes Foundation (JDF). The 2006 Ron Santo Walk for the Cure walk-a-thon raised $5.6 million for diabetes research. More than $40 million has been raised from Ron’s walk-a-thon since its inception in 1979. Santo was born on February 25, 1940, in Seattle, Wash. Santo and his wife, Vicki, have four children: Ron Jr., Jeff, Linda and Kelly. They also have two grandchildren: Samuel and Spencer.