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During the first hour, join Jess Coleman and Mike Lynch for "What's On Second: The Seamheads.com Radio Hour" where they'll discuss news from around major and minor league baseball. This week's guests are Big League Chew co-creator and former Portland Mavericks pitcher Rob Nelson; Chip Greene, Austin Gisriel, Chris Mitchell, Mike Silva and Steve Keane, all of whom will discuss the new Seamheads National Podcasting Network. Then join us in hour number two for the debut of "The Sully Baseball Show" starring Emmy-nominated TV producer Paul "Sully" Sullivan, who produced "The Daily Show With John Stewart" and the "Bonnie Hunt Show," and who has appeared on HBO, ESPN2 and "Late Night with Conan O'Brien," and in "Monk." Sully's first guests will be Gar Ryness, the Batting Stance Guy; Adam Felber, one of the stars of NPR's "Wait, Wait Don't Tell Me" and Emmy-nominated comedy writer; and Andres du Bouchet, comedian and Emmy-nominated Conan O'Brien writer.

Join Steve Lenox and Jess Coleman as they discuss the goings on in Major and Minor League Baseball. This week's guests are St. Louis Cardinals minor league pitching coordinator Brent Strom, who discusses pitching from the 2011 World Baseball Coaches Convention in Connecticut, and Paul Lonardo, author of Strike IX, The Story of the Big East College Forced to Eliminate its Baseball Program and the Team that Refused to Lose.

Join Mike Lynch and Jeff Polman who will be discussing the Seamheads Strat-O-Matic 50th Anniversary League and its progress through the first half of the season. This month's guest is Charles Tripp, a middle school teacher and Strat-O-Matic fanatic since 1974, who is running the 1953 Brooklyn Dodgers in the Anniversary League.

Join Steve Lenox and Jess Coleman as they discuss the goings on in Major and Minor League Baseball. This week's guest is Cory Provus who enters his second season as the Milwaukee Brewers play-by-play announcer on WTMJ-AM and the Brewers Radio Network. Provus began his Major League Baseball career in March of 2007 as the Chicago Cubs Pre and Post Game Show host. He also handled play-by-play duties, backing up Pat Hughes during games, and anchored the morning and afternoon drive sportscasts as a reporter for WGN-AM in Chicago.

Join Steve Lenox and Jess Coleman as they discuss the goings on in Major and Minor League Baseball. This week's guest is major league hurler Jason Grilli, who discusses his career, rehab from surgery that kept him out of action in 2010 and his attempts to land a spot with a new team in 2011.

Join Steve Lenox and Mike Lynch as they discuss the goings on in Major and Minor League Baseball.

Join Steve Lenox and Mike Lynch as they discuss the goings on in Major and Minor League Baseball.

Join Steve Lenox and Mike Lynch as they discuss the goings on in Major and Minor League Baseball.

Join Steve Lenox and Mike Lynch as they discuss the goings on in Major and Minor League Baseball.

Join Steve Lenox and Jess Coleman as they discuss the goings on in Major and Minor League Baseball. This week's guest is Jordan Kobritz, staff member of the Business of Sports Network and former owner of the Daytona Cubs Baseball Club, and the Maine Guides Baseball Club.

Join Mike Lynch and Jeff Polman who will be talking Strat-O-Matic Baseball with Negro League expert and card set developer Scott Simkus.

Join Steve Lenox and Mike Lynch as they discuss the goings on in Major and Minor League Baseball.

Join Steve Lenox and Jess Coleman as they discuss the goings on in Major and Minor League Baseball. This week's guest is Murray Chass, long-time New York Times baseball writer, who won the J.G. Taylor Spink award in 2003, and is an inductee in the Western Pennsylvania Jewish Sports Hall of Fame in Pittsburgh.

Join Steve Lenox and Jess Coleman as they discuss the goings on in Major and Minor League Baseball. Tonight's guest is Jon Schaeffer, play-by-play man of the Triple-A International League Lehigh Valley Iron Pigs.

Join Mike Lynch and Jeff Polman for a very special episode of "Tumbling Dice," in which they discuss the upcoming 50th Anniversary Celebrity Strat-O-Matic All-Time Great Teams League with participants, including author and New York Times best-seller Peter Golenbock, the Boston Globe's Chad Finn, ESPN's Jerry Crasnick, USA Today's Paul White, MLB.com's Jonathan Mayo, and Negro League expert and card set developer Scott Simkus. Both hosts and their guests will analyze each division, break down every team and predict who the front-runners and dark horses will be.