You have been invited to take part in a research study. The purpose of this study is to gain insight into the influence of interaction design on environmental sound annotation. This study is being conducted by researchers at New York University. If you agree to be in this study, you will be asked to do the following: 1. Provide some background information about yourself (we do not ask for any personally identifying information such as name, email, etc.). 2. Listen to environmental sound recordings through headphones and label what you hear. Participation in this study will involve listening to short audio recordings and labeling them at your own pace. The full study is expected to take less than 60 minutes. You will be paid $0.05 per labeled recording (which takes a few seconds). Please note you must be registered on Mechanical Turk and must have accessed this study via Mechanical Turk to be paid. There are no known risks associated with your participation in this research beyond those of everyday life. Any information that is obtained in connection with this study and that can be identified with you will remain confidential and will not be disclosed. Participation in this study is voluntary. Your decision whether or not to participate will not prejudice your future relationships with your workplace. If you decide to participate, you are free to discontinue participation at any time without prejudice. If there is anything about the study or your participation that is unclear or that you do not understand, or if you have questions or wish to report a research related problem, you may contact Dr. Justin Salamon (justin.salamon@nyu.edu). For questions about your rights as a research participant, you may contact the University Committee on Activities Involving Human Subjects, New York University, 665 Broadway, Suite 804, New York, NY 10012 at 212-998-4808 or ask.humansubjects@nyu.edu.