Whose unexpected reaction after one of george whitefield's sermons demonstrated how powerful whitefield's preaching style was? the new light preacher jonathan edwards wept during whitefield's sermon and began to emulate his sermon style. the preacher charles chauncy created a checklist with symptoms such as "wildness" and "tremblings" to depict whitefield's sermonizing style. the american indian samson occom converted to christianity and trained to become a missionary to convert other american indians. the enlightenment intellectual benjamin franklin emptied his pockets into the collection dish after whitefield's sermon.