Join Our Studies – Philadelphia Click the icons below to take the survey to see if you’re eligible! You can take the survey for as many studies as you’d like. We will contact you for more information if you are eligible. Test a new website for youth with HIV and earn up to $345. Looking for a safe space to get an HIV test? Get Connected! Looking for young, HIV-negative trans and gender non-binary people to participate in a technology-based health research study and earn up to $230. Help test two sexual health mobile apps meant to increase HIV testing and PrEP uptake for gay and bisexual men ages 15-29. Test technology to support sexual health and earn up to $275!