Will Thalheimer, PhD, MBA, is a world-renowned speaker, writer, researcher, and consultant focused on research-based best practices for learning design, learning evaluation, and presentation design. Will wrote the award-winning book Performance-Focused Learner Surveys (second edition); created LTEM, the Learning-Transfer Evaluation Model, the Presentation Science Workshop, and co-created the eLearning Manifesto. Will has the honor of being a Learning Guild Master.