/usr/share/perl5/EmailReminder/ is in email-reminder 0.7.8-3.
This file is owned by root:root, with mode 0o755.
..
/usr/share/perl5/EmailReminder/AnniversaryEvent.pm
/usr/share/perl5/EmailReminder/AnniversaryStore.pm
/usr/share/perl5/EmailReminder/BirthdayEvent.pm
/usr/share/perl5/EmailReminder/BirthdayStore.pm
/usr/share/perl5/EmailReminder/Event.pm
/usr/share/perl5/EmailReminder/EventList.pm
/usr/share/perl5/EmailReminder/EventStore.pm
/usr/share/perl5/EmailReminder/MonthlyEvent.pm
/usr/share/perl5/EmailReminder/MonthlyStore.pm
/usr/share/perl5/EmailReminder/Utils.pm
/usr/share/perl5/EmailReminder/WeeklyEvent.pm
/usr/share/perl5/EmailReminder/WeeklyStore.pm
/usr/share/perl5/EmailReminder/YearlyEvent.pm
/usr/share/perl5/EmailReminder/YearlyStore.pm