The deal will make Monroe a Piston through the upcoming season and later an unrestricted free agent in the summer of 2015.
Beilein led the Wolverines to a 28-9 record last season, and Michigan won the Big Ten title.
Brown has appeared in 403 games for seven different clubs, and was briefly with Washington last season though never appeared in a game.
Martin played in a career-high 59 games last season with Atlanta and Chicago, averaging 5.6 points. Gray split time between Toronto and Sacramento during the 2013-14 season.
You’ve seen the sardonic messages splashed all over social media. Everyone is calling LeBron James the best GM in the NBA, based largely on his ability to wrench Kevin Love from Minnesota, which instantly imbues the Cavaliers with three All-Stars.
The University of Michigan men’s basketball team announced today the Wolverines will host the Ann Arbor Regional of the 2014 Legends Classic at Crisler Center before heading to Brooklyn, N.Y., for the championship round at the Barclays Center.
The redshirt sophomore averaged 4.9 points and 1.5 rebounds last season, while shooting 49.4 percent from the 3-point line.
Payne averaged 12.5 points and seven rebounds while starting all six games for the Hawks’ Las Vegas summer league team this month.
The 6-foot-6 Dinwiddie will have a shot to play a lot in Van Gundy’s first season of leading the team on the sideline and from the front office.
“As in our previous years, we will have a very challenging non-conference schedule,” said U-M head coach John Beilein.