Examine the science and art of theory development and evaluation. Submission I

 
Examine the science and art of theory development and evaluation.
Submission Instructions:
Your initial post should be at least 500 words, formatted and cited in current APA style with support from at least 2 academic sources.  Your initial post is worth 8 points.
You should respond to at least two of your peers by extending, refuting/correcting, or adding additional nuance to their posts. Your reply posts are worth 2 points (1 point per response.) 
All replies must be constructive and use literature where possible.
Attention: Please post your initial response by 11:59 PM ET Thursday, and comment on the posts of two classmates by 11:59 PM ET Friday.
You can expect feedback from the instructor within 48 to 72 hours from the Friday due date.