Bhakti Rāghava Swami was born in a French Canadian Roman Catholic family. After graduating from the University of Ottawa in 1968, he worked as a Social Worker for some time. He carried the same philanthropic spirit even after joining ISKCON. To spread awareness about the glories of Gomātā and our complete dependence on her for our spiritual, material, and economic survival, Mahārāja initiated the global OM Sri Surabhi Campaign in 2015. He is a disciple of Śrīla Prabhupāda, an educationist, spiritualist, social activist, and a prolific author of several books and articles. In 2023, he received a doctorate (PhD) in Sociology from Osmania University in India. He is an ISKCON guru and the Minister for ISKCON Daiva Varṇāśrama.

Bhakti Vikāsa Swami was born in 1957 in England. Śrīla Prabhupāda initiated him in 1975. From 1977 to 1979, Mahārāja was based in India, mostly traveling in West Bengal where he preached and distributed books. He then spent ten years establishing ISKCON’s presence in Bangladesh, Burma, Thailand, and Malaysia. In 1989, he took sannyāsa and was given the name Bhakti Vikāsa Swami. He continued to travel throughout India, lecturing in English, Hindi, and Bengali. He now travels extensively around the world. He has written many books, which have been translated into more than fifteen languages. He is an ISKCON guru.

Dayānanda dāsa (Michael Wright) was initiated by Śrīla Prabhupāda in 1967 after which he and his wife started the ISKCON temple in Los Angeles. They later helped establish the temple in Tehran, Iran. Over the years, he has studied Sanskrit, Hindi, Bengali, Farsi, and Spanish as well as the Vaiṣṇava history, philosophy, and culture. For the last 20 years, he has been writing and lecturing on how Vaiṣṇava culture is the solution to the current environmental crises. He has published several books, pamphlets, and articles. His magnum opus is The Environmental Solution. In 2023, he accepted the vānaprastha order.