Name the approaches
Identify different approaches to the issue.
To make a contribution, you will will need to chose an approach and then work within that approach to develop a position - this first requires you to identify what those approaches are!
In this technique you simply find similar / different groups of problem cases, solutions and definitions and give each group a name.
To label the approaches:
Kaufer, D. S., Geisler, C., & Neuwirth, C. M. (1989). Arguing from sources: Exploring issues through reading and writing. San Diego, CA: Harcourt Brace Jovanovich (p. 212-216).