pstrongSo, you say you are spiritual but not religious Let's think about that for a minute.strongppbrppDo you mean that you have an active spiritual life without identifying with a specific religious institution That's fine. But suppose religion is not about institutions. Suppose religion is an essential human activity. Then whatppbrppImagine you are an anthropologist sent to an alien planet and assigned the task of finding what human-like institutions the inhabitants have. How would you decide whether they have religion You'd need a filter fine enough to capture all the earthly religions from Animism to Zoroastrianism. What would that filter be In this intellectual memoir, Collier explores the implications of his answer to that question.ppbrppKenneth Collier was born in Tulsa, Oklahoma, on March 26, 1945, and was raised in Wilmington, Delaware. He earned a PhD in philosophy in 1971 and taught philosophy for several years at Southern Illinois University at Edwardsville. Leaving academi