From time to time I come across atheists or philosophers, even atheist philosophers, who assume that all atheists must be materialists or believe only physical things exist. This is clearly not the case, since the proportion of atheists who positively state that they do not believe in god, spirit or life force is relatively low, ranging from around 25% in the USA to 30–40% in other regions where Christianity is the dominant religion. Other atheists may simply have some vague feeling that there is something more to reality that they don’t want to pin down and conceptualize as something with specific attributes, or simply don’t know what to think, or they may have some well-developed view of reality (in their mind) which might involve some non-physical field or force (universal love, consciousness etc). It would be interesting to interview people and find out more about what they mean when they say the…