Swift changes in educational technology are transforming the landscape of our society and how we transfer knowledge in a digital world. Learning theories are a crucial element of education studies for anyone involved with students from pre-school to higher education and business training. From academic rationalism to zone of proximal development, this useful new resource provides reference information on learning theories relating to K-2 education, higher education, and industry education and training environments. Each of the 532 theories detailed are categorized by whether it is an example of cognitivism, constructivism, behaviorism, or humanism. Entries are cross-referenced, and an annotated bibliography covers related seminal publications.