1. Read the journal article regarding the Organizational Change Tactics: "13 3 Packard and Shih Organizational Change Tactics-Article GP2-pdf" and answer to the questions below:

a) Name and describe four theoretical approaches to organizational change that can be used to describe the way change can be implementing in an in an organization. (Reference)

b) Why is it important to rely an evidence based practices when seeking to effect change within an organization?