1. School of Social Work, University of North Carolina Charlotte, Charlotte, NC, USA
2. Older Adult Center, Korean Community Services of Metropolitan New York, New York, NY, USA
3. Older Adult Center, Korean American Community Services of Metropolitan New York, New York, NY, USA
4. Steve Hicks School of Social Work, The University of Texas at Austin, Austin, TX, USA
5. School of Business IT, Kookmin University, Seoul, Republic of Korea