Bard are known as "the Bard of Avon" (often simply "the Bard") and "the Bard of Bengal" respectively. The word is a Celtic loan word from Scottish Gaelic "bàrd", Irish "bard", Welsh "bardd". In 16th-century Scotland, it was a derogatory term for an itinerant musician; nonetheless it was later romanticised by Sir Walter Scott. In medieval Gaelic and Welsh society, a "bard" (Scottish and Irish Gaelic) or "bardd" (Welsh) was a professional poet, employed to compose eulogies for his lord (see planxty). If the employer failed to pay the proper amount, the bard would then compose a satire (c.f. "fili", "fáith").
Cannon–Bard theory his classic treatise on homeostasis. Philip Bard (1898–1977) was a doctoral student of Cannon's, and together they developed a model of emotion called the Cannon–Bard Theory. Cannon was an experimenter who relied on studies of animal physiology. Through these studies, Cannon and Bard highlighted the role of the brain in generating physiological responses and feelings; a role that is important in their explanation of emotion experience and production. A dominant theory of emotion of Cannon's time was the James–Lange theory of emotion, and Cannon recognized that to test this theory, an examination of emotional expression with no visceral afferent feedback