Barbershop music encompass both men's and women's singing in the barbershop style – in quartets and choruses. Sweet Adelines International and Harmony, Inc. are two women's barbershop singing organizations that operate globally and in North America, respectively. Other women's organizations include the Ladies Association of Barbershop Singers (LABBS) in the United Kingdom, the Spanish Association of Barbershop Singers (SABS) in Spain, and the Irish Association of Barbershop Singers (IABS) in Ireland. A barbershop quartet is an ensemble of four people who sing a cappella in the exacting barbershop music genre. In North America most male barbershop quartet singers belong to the Barbershop
How People Learn How People Learn How People Learn is the title of an educational psychology book edited by John D. Bransford, Ann L. Brown, and Rodney R. Cocking and published by the United States National Academy of Sciences' National Academies Press. The committee on "How People Learn" also wrote "How Students Learn: History, Mathematics, and Science in the Classroom" as a follow-up. An updated edition "How People Learn II" was released in October 2018. The book draws the following conclusions, among others: Learners and Learning: Thus, the debate within education between advocates of deep conceptual understanding and advocates of broad factual understanding