Welcome to Riding The Wave: Principles of Psychedelic Harm Reduction, an e-course presented by Psychedelic.Support, NEST Harm Reduction, and Project New Day. In this course, you’ll explore the principles of harm reduction, their impact on psychedelic users, and risks associated with different psychedelic substances. Further, we’ll discover tangible ways to support a psychedelic experience through holistic integration and preparation techniques. By the end of this course you’ll be able to: 1) Describe the principles of harm reduction and define terminology related to psychedelic harm reduction. 2) Understand risks and potential adverse consequences of psychedelic use and how risks vary across settings and individuals. 3) Specify contraindications for each drug class and identify common harms associated with altered states. 4) Discuss harm reduction strategies and how preparation and integration can help mitigate risks. 5) Explain how clinicians can talk to clients about harm reduction and psychedelic use.