Imam Shamsi Ali is a well-known Islamic scholar and Imam in New York City, United States. He is a scholar of tafsir (a revered Qur'an scholar) and Comparative Religion, fluent in Indonesian, English, Arabic and Urdu.

Currently Imam Shamsi Ali is the Director / Imam of Jamaica Muslim Center New York, the largest Muslim community in New York City, President of the Nusantara Foundation, a da'wah foundation in the United States.

Among the Indonesian Muslim community in North America Imam Ali is the Advisory Board of the IMSA (Indonesian Muslim Society in America), ICMI (Indonesian Muslim Intellectual Society in America), and PCIM (Muhammadiyah special branch in the United States). He is well-known among the interfaith communities. He has given lectures in churches, Jewish synagogues and other institutions both nationally and internationally.

Imam Shamsi Ali has published many writings in various media and several books. They are: 

Dai Muda di NYC (GIP, 2008), True Love in America (GIP 2010), Sons of Abraham (Beacon Press, 2013 USA), Menebar Damai di Bumi Barat (Mizan 2014) dan Anak-Anak Ibrahim (Mizan 2014), dan 7 Tokoh Dunia (Gramedia 2016).

Bahasa Indonesia:

Imam Shamsi Ali adalah Ulama Islam dan Imam terkenal di New York City, Amerika Serikat. Beliau adalah seorang Ulama Tafsir (a revered Qur'an scholar) dan Ilmu Perbandingan Agama, fasih berbicara Indonesia, Inggris, Arab dan Urdu. 

Saat ini Imam Shamsi Ali menjabat sebagai Direktur/Imam Jamaica Muslim Center New York, komunitas Muslim terbesar di kota New York, Presiden Nusantara Foundation, sebuah yayasan dakwah di Amerika Serikat. 

Di kalangan komunitas Muslim Indonesia di Amerika Utara Imam Ali adalah Dewan Penasehat IMSA (Indonesian Muslim Society di Amerika), ICMI (Indonesian Muslim Society Intelektual di Amerika), dan Pimpinan Cabang Istimewa Muhammadiyah (PCIM) Amerika Serikat. Dikenal di kalangan komunitas antar agama, menjadi penceramah di gereja-gereja, sinagog Yahudi, dan lembaga-lembaga lainnya baik secara nasional dan internasional.

Imam Shamsi Ali telah menerbitkan banyak tulisan di berbagai media, dan beberapa buku antara lain Dai Muda di NYC (GIP, 2008), True Love in America (GIP 2010), Sons of Abraham (Beacon Press, 2013 USA), Menebar Damai di Bumi Barat (Mizan 2014) dan Anak-Anak Ibrahim (Mizan 2014), dan 7 Tokoh Dunia (Gramedia 2016).