The PI or his or her designee signs and witnesses the participant's written agreement. In the proper ethical and legal framework of informed consent, the protocol consent document is an educational supplement to the personal discussions between investigator and participant.
What are credentials? Credentials often refer to academic or educational qualifications, such as degrees or diplomas that you have completed or partially-completed. Credentials can also refer to occupational qualifications, such as professional certificates or work experience.
Credential: An umbrella term used for many types of programs such as licensure, certification, accreditation, and certificates. A credential is an attestation of qualification, competence, or authority issued to an individual by a third party with a relevant or de facto authority or assumed competence to do so.