Ganapati or Genesha, the Lord of Categories: All that can be counted or comprehended is a category (gana). Ganesha or Ganapati is an extremely popular God in India. He is called Vighneshvara, the Lord of and destroyer of obstacles. People mostly worship Him asking for siddhi, success in undertakings, and buddhi, intelligence. He is worshipped before any venture is started. He is also the God of education, knowledge and wisdom, literature, and the fine arts. Ganesha is also one of the five Gods the worship of whom was popularized by Adi Shankaracharya; the other four are Vishnu, Shiva, Devi and Surya. The worship of these five deities is called the pancAyatana pUjA. In some cases, a sixth God, Skanda is also worshipped.