The six candidates are slated to address the Pennsylvania State Association of Township Supervisors on Wednesday as the group wraps up a four-day conference in Hershey.
Four Democrats are competing for the party's nomination in the May 18 primary - Allegheny County Executive Dan Onorato, state Sen. Anthony Hardy Williams, state Auditor General Jack Wagner and Montgomery County Commissioner Joe Hoeffel.
On the Republican side, state Attorney General Tom Corbett faces state Rep. Sam Rohrer.
