Found it from craigslist New York, conducted by The New School College. Don' t see it limited to NY and you need to input your email address at the end of the survey to participate in the draw.

We are conducting an internet-based survey study. Take 20 minutes, fill out our survey, and enter a lottery to win 50 dollars. We will give away 3 x $50.

Participation is completely anonymous.

Eligibility criteria: To be eligible for participation in this study, English has to be your first/native language.

If you fulfill the above criteria, and if you are interested and willing to participate, please visit the following website:

http://a.parsons.edu/~ecastano/webquest/st.php

To enter the lottery, provide your email address when given the opportunity at the end of the study.

Thanks for your participation.