Mary Ann Callahan, Blockchain and Bitcoin Expert/Consultant, Freelance Journalist, Cex.io
Mary Ann Callahan was born in Madrid, Spain. She is an expert in Bitcoin and Blockchain-related topics. Her experience has spanned across the high technology and data worlds for more than a decade, as well as many other industries, from her current work as a Journalist and Blockchain authority/consultant at Cex.io, a cryptocurrency exchange, to work at Social Media Marketing Manager at Boston Globe Media, and within the Morrison & Foerster LLP. She holds a B.S in Economics from Yale University, and a M.S. in Journalism from Columbia University. She has written on many technical topics, especially related to Blockchain security, Bitcoin regulations for many different countries, and related purchase and help guides.