People of different persuasions have met on the same platform.

Personalities : the combination of characteristics or qualities that form an individual's distinctive character.
Tastes : the sensation of flavour perceived in the mouth and throat on contact with a substance.
Qualifications : a pass of an examination or an official completion of a course, especially one conferring status as a recognized practitioner of a profession or activity.
Convictions : a firmly held belief or opinion.
Persuasions : a belief or set of beliefs, especially religious or political ones.

Synonym of Persuasions is Convictions