Book Discussion & Ghatam Performance. Song of the Clay Pot - My Journey With the Ghatam by Sumana Chandrashekar. Publisher: Speaking Tiger Books. A heartfelt and moving book of an artist’s personal journey with the Ghatam that is a goldmine of information about its history, legend and lore. The evening will feature a performance on the Ghatam and a conversation between the author, Sumana Chandrashekar, and Navtej Johar, dancer, scholar and Yoga exponent.