It looks like 2017 is the year of conventions for Matthew. First up is Ottawa Comic Con in Canada in early May followed by MegaCon in Orlando, Florida at the end of the month. Details for both conventions are below:
Ottawa Comic Con (May 12-14)
Matt Attending: May 13/14
Autographs: $?
Photographs: $?
Events: Q&A Session on May 14th
Tickets: Purchase Here
MegaCon Orlando (May 25-28)
Matt Attending: May 25-28
Autographs: $50
Photographs: $65
Tickets: Purchase Here
Thanks to AccioMDL for the tip!