Michael Glickman, Seth Shostak, and Richard C. Hoagland debate crop circle authenticity and extraterrestrial communication. Glickman presents his research into crop circle geometry and the sophisticated mathematics embedded in genuine formations. Shostak offers the SETI perspective on alien contact and his skepticism about crop circles as extraterrestrial messages. Hoagland analyzes specific crop glyphs including the famous Chilbolton formations suggesting direct communication attempts. The conversation examines the face and disc crop formation and its apparent response to the Arecibo message. Glickman discusses the physical evidence in crop formations including node elongation and cellular changes. Shostak addresses why mainstream science dismisses crop circles and the standards required for accepting ET communication. Hoagland explores hyperdimensional interpretations of crop circle geometry and encoded information. The debate highlights fundamental disagreements about evidence standards, scientific methodology, and the nature of potential alien contact. The discussion examines whether crop circles represent legitimate anomalies deserving serious study or merely human artistry and wishful thinking.