Leo Emmanuel Castro is the Executive Director of Sanghabi. He is a researcher on various indigenous practices in the Philippines, and on the side crafts bamboo instruments.
Panimulang Pag-aaral ng Surat Mangyan
He has been a pioneering baybayin revivalist in the Philippines since the 1980s.
One of his books, Discover Baybayin, is available on Amazon.com
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