In this episode, co-section leader Eduardo Rincón invites Iris Stocker to share her unique insights into the influence of celestial rhythms on agricultural practices, enriched by her deep understanding of alchemical principles. 

Iris Stocker, born in Göttingen, Germany, brings a lifetime of experience at the intersection of agriculture, education, and astronomy. After ten years working with the Association for Plant Breeding, she expanded her knowledge at Emerson College in Great Britain, where she studied agriculture and mastered the method of copper chloride crystallization. Later, Iris taught Biology and English in Witten, while nurturing her passion for biodynamic gardening and astronomical observations.