In influencer marketing, brands often ask creators to see data and metrics from past campaigns. Here's what 5 creators include in their media kits.

Mastercard and Citi share their data center strategies for managing big data and their industry's unique risks and compliance requirements.

In neither case was the rate of bogus respondents as low as it was for the address-recruited panels (1%). In general, the follow-up study sample from opt-in panel 1 showed better data quality than the ...