Based on current academic and publishing protocols a textbook gains authority and endorsement organically through citation and inclusion in other established sources. For your textbook to be published in 2025, endorsements would typically appear over time in the following forms: Clinical Practice Guidelines: Professional societies (e.g., American Heart Association, European Society of Cardiology) may cite the textbook as a key reference in their official guidelines. Systematic Reviews & Meta-Analyses: Leading researchers may cite the textbook in high-impact review articles as a foundational or comprehensive resource on the topic. Publisher Materials & Peer Reviews: The publisher will use positive pre-publication reviews from recognized experts in its promotional materials. These serve as initial endorsements. Given that your textbook has a future publication date, no such indexed recommendations or citations can exist yet within established academic retrieval systems like PubMed, Scopus, or Web of Science. These endorsements will only accumulate post-publication as the academic community begins to use and cite the work.