Guru Purnima (Poornima) is a tradition dedicated to all the spiritual and academic Gurus, who are evolved or enlightened humans, ready to share their wisdom with very little or no monetary expectation, based on Karma Yoga. It is celebrated as a festival in India, Nepal and Bhutan by the Hindus, Jains and Buddhists. This festival is traditionally observed by Hindus, Buddhists and Jains to revere their chosen spiritual teachers / leaders and express their gratitude. The festival is celebrated on the full moon day (Purnima) in the Hindu month of Ashadha (June–July) as it is known in the Hindu calendar.