JAPJI is the first composition of the Siri Guru Granth Sahib (the Sikh scripture), and is a fundamental description of God's nature, the nature of man, and the Universe.

Mata Mandir Singh was born in 1952 in the USA. He has been teaching Kundalini yoga and gatka (Gatka is an ancient martial art used by the Gurus to help defend the religious beliefs of Sikhs and also those of other religions). Mata Mandir has been a student of Yogi Bhajan for 20 years. An expert in vegetarian cooking, he is also the owner of Golden Temple restaurant - Amsterdam's oldest vegetarian restaurant. Mata Mander Singh specializes in yoga of sound, naad yoga, and has produced more then 25 CD's and tapes with mantras where he plays guitar and sings.