United Kingdom, Berkshire. Alister Chapman

Alister has been chasing storms for over 8 years. He is a professional TV cameraman and editor. As well as filming severe weather for National Geographic, Discovery and the BBC he has escorted other camera crews, journalists and photographers on storm chasing expeditions. He has also appeared on my weather related TV programmes and been featured in newspaper and magazine articles. He is currently working on a weather project for the BBC as a co-presenter. He has a full range of broadcast camera kits, safety gear and forecasting tools. As a freelancer he is available at short notice.

You can contact Alister by email or by phone on +44 (0)7711 152226.

USA, Denver, Roger Hill

Roger Hill is a storm chasing legend. He has been an avid storm chaser since 1986. In 1987 he photographed his first tornado, and has videod 241 more since then. He spends as many as 100 days during the spring and summer each year out on the plains from the Dakotas to Texas in pursuit of severe weather of all kinds. And during the summer he spends much of his time chasing Hurricanes in the Gulf States.He has done extensive video work for local tv stations and The Weather Channel. He has also worked for The Discovery Channel, The Learning Channel, National Geographic, IMAX, MSNBC, CNN, ABC, CBS, NBC, FOX NEWS, Now See This, In Search of, The Travel Channel, and Real TV.