Noun
a personal attractiveness or interestingness that enables you to influence others
Source: WordNetThe essential element in personal magnetism is a consuming sincerity - an overwhelming faith in the importance of the work one has to do. Bruce Fairchild Barton
He attended John Burroughs School in St. Louis where his first published essay, "Personal Magnetism", was printed in the John Burroughs Review in 1929. Source: Internet