Author
Ayatollah Nasir Makarim Shirazi
Ayatollah Sayyid Ali Khamenei
Ayatollah Sayyid Ali Seestani
Ayatollah Sayyid Muhammad Saeed Tabatabee Hakeem
Ayatollah Sistani
Ayatullah Khamene'i
Ayatullah Makarem Shirazi
Ayatullah Makarim Shirazi
Ayatullah Misbah Yazdi
Ayatullah Seestani
Ayatullah Wahid Khorasani
http://www.promisedsavior.com/book/Supreme%20Leader%20of%20World%27s%20Shias.pdf
Miscellaneous
Ayatollah Sayyid Ali Khamenei
Ayatollah Sayyid Ali Seestani
Ayatollah Sayyid Muhammad Saeed Tabatabee Hakeem
Ayatollah Sistani
Ayatullah Khamene'i
Ayatullah Makarem Shirazi
Ayatullah Makarim Shirazi
Ayatullah Misbah Yazdi
Ayatullah Seestani
Ayatullah Wahid Khorasani
http://www.promisedsavior.com/book/Supreme%20Leader%20of%20World%27s%20Shias.pdf
Miscellaneous