But both categories of Vedānta are presented in three different types of teaching: Advaita (non-dualistic), Viśiṣṭadvaita, and Dvaita (dualistic).•Advaita is mainly known from the teachings of a sage (ṛṣī) named Śaṅkara (788-820 CE).•Viśiṣtadvaita was taught by Rāmānuja.•Dvaita was taught by Madhva.•The philosophical teachings of Vedānta use the familiarterms that we have encountered in the Upaniṣads, Nyāya-Vaiśeṣika, Sāṅkhya-Yoga, etc., but bring them together