What is associated with: beheaded oct 29 1618 this voyagers last words were so the heart be right tis no matter which way the head lieth?

What is referred to by 'behaviorist burrhus frederic'? Based on the clue 'behaviorist clark hull reduced motivations to need...', what is the answer? Based on the clue 'behaviorists dogs drool over the work of this rus...', what is the answer? Based on the clue 'beheaded by harker his heart bowie knifed by morr...', what is the answer? Based on the clue 'behind in payments or late fulfilling a duty', what is the answer? Based on the clue 'behind sai mon the west gate rises sanju no to the...', what is the answer? Based on the clue 'behind st augustines church in waikiki theres a sm...', what is the answer? What is referred to by 'behind the music'?