Dr David Clubb is an expert in energy policy, public affairs and digital communication, having worked in the energy and environment sectors for nearly two decades.
Mae Dr David Clubb yn arbenigwr ym maes polisi ynni, materion cyhoeddus a chyfathrebu digidol, ar ôl gweithio yn y sectorau ynni a'r amgylchedd am bron i ddau ddegawd.