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In observance of the 2024 holiday season, Sage offices will be closed Monday December 23rd through Wednesday January 1st. Normal operations, including shipping for orders placed during the closure, will resume on Thursday January 2nd. For technical support during this time, please visit our technical support page for assistance options. 

We wish you a wonderful holiday season. Thank you. 

Krista Fantin Ferraro

Krista Ferraro is a history teacher and department head at Thayer Academy in Braintree, Massachusetts. Her passions include civic education, social justice, and preparing students for effective global citizenship. Previously, she served as Deputy Director of Public Policy and Curriculum Innovation at Chavez Schools in Washington, DC, where she also taught history and public policy courses. Her published works include the bestselling Tools for Teaching Conceptual Understanding, Elementary and Secondary. Krista holds bachelor's degrees in American Studies and Spanish from Cornell University and a Master of Arts in Teaching from American University. She is also an alumna of Teach for America.