Andrew Singer has been a regular contributor to Cointelegraph since October 2019. He has been a professional business writer and editor for more than 30 years, including 25 years as founder and editor-in-chief of Ethikos: The Journal of Practical Business Ethics, which still publishes. In 2017 he obtained a Master's degree in statistics from Columbia University — which spurred his interest in AI, machine learning, and blockchain technology. He currently lives in Peekskill, New York and likes to hike in the Hudson Highlands.