Mark McGuinness is a rare breed who knows the ins and outs of feedback, rejection, and criticism. His rich background bespeaks that experience as well as his Tracking Wonder spirit: a poet who once ...

Mark Hamill thinks self-confidence is key to success in Hollywood. The 73-year-old star observed that actors and actress face "a lifetime of rejection", meaning that they need "a certain confidence" ...

Just the thought of receiving criticism for ideas and works - especially creative ones - can paralyze otherwise successful people. And yet experience and research keep bearing the same dictum: ...