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Author, ethnobotanist, plant breeder & agronomist Robert C. Clarke has devoted his entire professional career and much of his personal life to studying the Cannabis plant and human-cannabis relationships. He is the author of “The Botany and Ecology of Cannabis” (1977), “Marijuana Botany” (1981) and “HASHISH!” (1998) and coauthor of “Hemp Pests and Diseases” (2000) and “Cannabis: Evolution and Ethnobotany” (2013). Rob has also written several book chapters and numerous peer-reviewed articles, as well as participating in international conferences, and his work is widely known and recognized by a popular audience as well as academic peers. Rob maintains a lengthy working relationship with HortaPharm BV in the Netherlands specializing in industrial and medicinal Cannabis breeding, and continues to serve as Projects Manager for the International Hemp Association. During the past three decades Rob has traveled extensively documenting traditional Cannabis production and use, increasingly threatened by globalization and cultural prejudice, and has assembled a comprehensive collection of Eurasian hemp textiles. Rob presently heads BioAgronomics Group an international cannabis consultancy specializing in smoothing the transition into a wholly legal and normalized cannabis market.

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