The Global Warming Picture Book

In this super-colorful, four page booklet, I answer the central question:   

"Does CO2 control global temperature?"  The answer is not a simple "yes" or "no."  My goal is to present a more nuanced view of the controversy than you will find in most media articles or discussions.   

For my other climate publications, click on the Climate Science tab.

A Brief Portrait of Muhammad from 7th and 8th Century Christian Writers

This well organized and concise article puts it all together: 

Muhammad the Initiator of the Conquests
Muhammad the Trader
Muhammad the King
Muhammad the Monotheist Revivalist
Muhammad the Lawgiver
Muhammad the Prophet/False Prophet

The author, a major scholar in the field of Islamic studies, concludes by evaluating the utility of these sources: “Since the Muslim perception of Muhammad underwent major change during this period, this means that Christian sources can sometimes provide evidence for this change where Muslim sources are silent.”

See: “The Earliest Christian Writings on Muhammad: An Appraisal” by Robert Hoyland (2000)