Katherine Brooks is a Collection Analysis Librarian at Columbia University. She has worked at academic institutions for over 14 years, first as an evolutionary biologist and college instructor, and currently as a science librarian and collections analyst. In her role in the Columbia University Libraries, Katherine analyzes electronic resource usage data to inform strategic collections development & management. She is keenly interested in collections strategies and contributes to institutional collection priorities through her work on the Libraries’s Collections Strategies Team, Open Access Team, and Ebooks Team. The University is engaged in a number of S2O publisher agreements and Katherine is active in the S2O community as a member of the Subscribe to Open Community of Practice.