The Office for Human Research Protections maintains a source of informational materials valuable to both investigators as well as participants. Topics include general information about research and research participation., questions for participants to ask when deciding whether to volunteer for research and an education tool community engagement to raise diversity and inclusivity in research.
These materials are free to print and share. Visit the OHRPs page at https://www.hhs.gov/ohrp/education-and-outreach/about-research-participation/printable-educational-materials/index.html.