Jahangeer A. Bhat, PhD, is with the Piramal Foundation for Education Leadership, Mumbai, India. Before taking this position, he was associated with the College of Horticulture and Forestry at Rani Lakshmi Bai Central Agricultural University, India. Earlier, he served as Head of the Department of Forestry at the College of Agriculture, Fisheries and Forestry at Fiji National University, Republic of Fiji Islands.

Gopal Shukla, PhD, is a Professor and Head of the Department of Forestry at North Eastern Hill University, Meghalaya, India. His specialization is in forest ecology, and his research is on agroforestry, medicinal plants, forest ecology, and conservation. He has published many papers, articles, and book chapters as well as several books.

Manmohan J. Dobriyal, PhD, is a Professor and Head of Forestry at the College of Horticulture and Forestry at Rani Lakshmi Bai Central Agricultural University, Uttar Pradesh, India. With more than 19 years of experience in forestry, he has published many papers in refereed journals, attended various conferences, and operated research projects.

Sumit Chakravarty, PhD, is Professor and Head of the Department of Forestry, Uttar Banga Krishi Viswavidyalaya, West Bengal, India. With over 20 years in forestry, he has conducted research on agroforestry, medicinal plants, and climate change and has published many research papers, book chapters, and books. He has completed more than 15 research projects on forest ecology, medicinal plants, and agroforestry.

A. Arunachalam, DSc, is Director of the Central Agroforestry Research Institute, India. He is the Project Coordinator of the ICAR-All India Coordinated Research Project on Agroforestry and the Coordinator of the Task Force of Himalayan Agriculture. With more than 26 years of experience in teaching, research, and extension, he has published many research papers, book chapters, and popular articles.

Rainer W. Bussmann, PhD, is Head of the Department of Botany at the State Museum of Natural History in Karlsruhe, Germany, and is a Full Professor of Ethnobotany at the Institute of Botany, Ilia State University, Georgia. He was formerly Director of the William L. Brown Center at Missouri Botanical Garden. He has also held academic appointments at the University of Texas at Austin and the University of Hawaii, both in the USA, and the University of Bayreuth, Germany.