Paper presented at the annual meeting of the American Educational Research Association, Vancouver, Canada

Invited talk given at the annual meeting of the International Association of Continuing Education (ACE), Seoul, South Korea.

Paper presented at the bi-annual meeting of the European Association of Research on Learning and Instruction, Bath, England.

21st World Congress on Psychosomatic Medicine, Seoul, South Korea

Paper presented at the annual meeting of the International Society of Sport Psychology, Sport Science Division of Korea, Korea.

Paper presented in the annual meeting of the American Educational Research Association, New Orleans, LA.

Poster session presented at the annual meeting of the American Educational Research Association, New Orleans, Louisiana.

Paper presented at the annual meeting of the American Educational Research Association, New Orleans, LA.

Poster session presented at the annual meeting of the American Educational Research Association, New Orleans, Louisiana.

Poster session presented at the annual meeting of the American Educational Research Association, New Orleans, Louisiana.