Glean Comparison Search is a designed to help its users explicitly explore differing points of view about a topic, and through lessons, come to understand how their own confirmation bias might be impacting their research work.

Another useful Information Literacy Tool - The GLEAN Comparison Search engine is an online tool that allows learners to compare search results for "positive" and "negative" perspectives side-by-side. For example, if users search using the term "e-portfolio" they will be presented with lists of positive and negative terms. Clicking on those terms will change the results and give them quick comparison options.