Al Yellon created Bleed Cubbie Blue and has been its managing editor since 2005. He's also written three books about the Cubs, the latest is "Chicago Cubs Firsts."
The Cubs Convention begins this Friday at the downtown Sheraton Grand Hotel. Passes are still available and you can get yours here.
Here are all the current, past and future Cubs who will be in attendance.
From the current 40-man roster
Kevin Alcántara, Miguel Amaya, Javier Assad, Matt Boyd, Ben Brown, Michael Busch, Owen Caissie, Ben Cowles, Pete Crow-Armstrong, Matt Festa, Ian Happ, Porter Hodge, Nico Hoerner, Gavin Hollowell, Caleb Kilian, Luke Little, Julian Merryweather, Tyson Miller, Eli Morgan, Jack Neely, Daniel Palencia, Nate Pearson, Cody Poteet, Ethan Roberts, Justin Steele, Dansby Swanson, Jameson Taillon, Caleb Thielbar, Keegan Thompson, Kyle Tucker, Jordan Wicks, Gage Workman, Rob Zastryzny
That’s 33 of the 40 players currently on the roster.