search for one of the following research articles using APA citation if needed (keep it short and simple, to the point):

• Oranthinkal, J., Vansteenwegen, A., & Burggraeve, R. (2008). Are demographics important for forgiveness? The Family Journal, 16(20). doi:10.1177/1066480707309542 http://tfj.sagepub.com.libproxy.edmc.edu/content/16/1/20

• Deater-Deckard, K., Dodge, K. A., Bates, J. E., & Pettit, G. S. (1996). Physical discipline among African American and European American mothers: Links to children’s externalizing behaviors. Developmental Psychology, 32, 1065-1072.
  http://www.thecampuscommon.com/library/ezproxy/ticketdemocs.asp?sch=auo&turl=http://search.proquest.com/docview/218060199

• Leonard, K. E. & Senchak, M. (1996). Prospective prediction of husband marital aggression within newlywed couples. Journal of Abnormal Psychology, 105, 369-380.
  http://www.thecampuscommon.com/library/ezproxy/ticketdemocs.asp?sch=auo&turl=http://search.proquest.com/docview/214092889

Read the article you selected thoroughly and identify and critique the following:

• research design
• sampling technique
• threats to validity
• measurements
• ethical issues