On Israel’s sabre rattling over Iran: Muhammad Sahimi, professor at the University of Southern California and lead political columnist for the website PBS/Frontline/Tehran Bureau
On San Francisco’s bid to build clean, publicly-controlled power: David Campos, San Francisco Supervisor, District 9
On Nigeria, oil, and fighting climate change: Nnimo Bassey, chair of Friends of the Earth International, Director of Environmental Rights Action – Nigeria, winner of the Right Livelihood Award, and author of To Cook a Planet: Destructive extraction and the climate crisis in Africa
On poetry, politics, and Allen Ginsberg: Robert Hass, former US poet laureate, author of What Light Can Do: Essays on Art, Imagination, and the Natural World