Trends Expert Gerald Celente is also known as Dr Doom and the Nostradamus of Modern Times , Gerald Celente is regarded as one of the foremost trend predictors in the world. This author of Trends 2000 and Trend Tracking, and publisher of The Trends Journal, is frequently a guest on television news and talk show programs. The New York Post said "if Nostradamus were alive today, he'd have a hard time keeping up with Gerald Celente."