My mother-in-law called me yesterday. She doesn’t quite know what I do for a job but has a vague idea I work with a group seeking to understand and ultimately prevent Alzheimer’s disease.

She heard on the radio that someone had developed a cure for Alzheimer’s...

The internet abounds with ‘expert advice’ on what we should or shouldn’t eat. High carb or low carb diets? Grains or gluten free eating? Meat eating or veganism?

Most of it promotes our food choices as a simple binary decision - eat this don’t eat that; this is good for you,...

If you have recently signed an online petition - and then observed a result from it - you are far from alone. Once niche, websites such as Change.org, ipetitions.com and Avaaz.org have moved into the mainstream, shifting influence from organisations into the hands...