If not for a bad back, Mattingly almost certainly would be a Hall of Famer.
Dave Parker - Pirates Prospects
2020 Modern Baseball Era Ballot
Predicting every Baseball Hall of Fame class through 2045 - ESPN - SweetSpot- ESPN
Modern Baseball Era nominees named, National Sports
10 players named to HOF Modern Baseball Era ballot
Cardinals, Ted Simmons up for Hall of Fame once again
Ted Simmons, Marvin Miller voted into Hall of Fame Yankees greats Thurman Munson, Don Mattingly, Tommy John passed over again
2020 Baseball Hall of Fame balloting - Wikipedia
Dave Parker, Reds Hall of Famer, among 10 on Cooperstown's 2020 Modern Baseball Era ballot
Marvin Miller gets another shot at MLB's Hall of Fame as a member of the Modern Era ballot
Dave Parker on Modern Era ballot for National Baseball Hall of Fame