DQ1-B theoretical unification within psychology

Please post a 250-350-word response to the following discussion question. The response needs to include at least two scholarly references to support response statements. The sources must be in-text cited and APA format referenced at the bottom of the post.

 Do you think that theoretical unification within psychology is feasible? Thoroughly explain your response and provide support for your rationale.

 Here is the text we are using this class. This instructor is really strict please read her guide lines.......
 Landrum,R.E. & Davi,S.F. (2010). The psychology major:Career options and strategies for success (4th ed). Upper Saddle River, NJ: Pearson/Prentice Hall.