Shri Guru Angad Dev Ji (Punjabi: ਸ਼੍ਰੀ ਗੁਰੂ ਅੰਗਦ ਦੇਵ ਜੀ , 1504 - Sept 7, 1539) was one of the ten gurus who founded Sikhism. He became a Guru because of the obedience he showed to his Guru (Guru Nanak,the first guru in Sikh religion). Guru Angad Dev invented the present form of the Gurmukhi script.