Posters are a key vehicle of introduction to scientific research and to researchers in any field. There are numerous media resources available to help researchers with the visual design and technical details needed to create effective poster presentations in order to effectively communicate their data to the scientific community. This chapter will focus on five major principles associated with designing and presenting a poster at a scientific meeting. First, there will be an introduction to the purpose and relative importance of posters in academic settings. Second, the qualities of an effective poster and common pitfalls associated with an ineffective poster will be described. Third, this chapter will outline a systematic approach to preparing a poster in a scientific setting. Fourth, the chapter will discuss how to leverage the most up-to-date technologies available to increase poster accessibility and visual appeal. Finally, this chapter will conclude by detailing how to present a poster at a scientific meeting.