Process is a repetitive collection of interrelated tasks aimed at achieving a certain goal. Project is a unique endeavour with a beginning and an end undertaken to achieve a goal. Process management has emphasis on increasing repeatability of the tasks, efficiency (descreasing time needed, reducing cost), increasing quality (including consistency in quality).
Motivational Interviewing was developed to treat addictive behaviors, but has also been found to be effective in changing health behaviors such as physical activity (Hecht et al., 2005), dietary behaviors (Burke, Arkowitz, & Menchola, 2003), and obesity (Carels et al., 2007).
Related to extrinsic motivation: Intrinsic motivation. the search for satisfaction, or to avoid dissatisfaction, through nontask aspects of the environment such as seeking comfort, safety, and security from others or through the efforts of others.