Active Living Research 101 was an optional presentation session for those who are new to the active living field or are coming to the ALR 2013 conference for the first time. Speakers provided an overview of the ALR program, basics of physical activity and health, rationale for focus on childhood obesity, use of ecological models, principles of transdisciplinary research, and examples of findings from ALR studies. ALR's connection to the fields of planning, transportation, and parks and recreation were highlighted.