The Big 6 model outlines a process for solving information problems in 6 steps: 1) defining the information need, 2) identifying possible information sources, 3) locating sources, 4) engaging with sources and extracting relevant information, 5) organizing information, and 6) evaluating the product and process. The model aims to help students and professionals efficiently research topics in an era where the amount of available information has exploded in recent decades and sources like Wikipedia are commonly used.