NO PURCHASE NECESSARY. Offer expires 1/22/2023 at 11:59pm ET. Valid in the United States only. Those who request must be college professors who are considering for possible course adoption. Offer limited to up to one copy of each e-book on offer to the first 250 qualified respondents, who will receive an email with a unique download code and instructions on how to claim the free e-book by 1/27/2023. All e-books will be distributed via Glose, a free digital reading platform.