Wherever you are on Earth, quite often there is a TNS member nearby. The members get a resizeable interactive map, but for privacy reasons, below is an anonymized version of our Member Map (click to enlarge), showing the global distribution of our membership.

TNS Member Map

If you're up for a real treat, we've got a HUGE version of the map (anonymized of course) as well - but mind, it's 5MB!