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Blog Apr. 30, 2007 | Share

Firefox vs. Internet Explorer: Part 2

In Part 1 of this post, I reported on the differences in demographics of users of the Firefox browser compared to users of the Internet Explorer browser. Here in Part 2, I’d like to share their ‘cognographic’ profiles with you, which is comScore’s interpretation of people’s interests, passions and lifestyles based on their actual online behavior. Read more

Blog Apr. 26, 2007 | Share

comScore Responds to IAB Open Letter

Recently, comScore was asked by the IAB to provide clearer transparency with regards to our panel methods for measuring the size of online audiences. comScore welcomes the objective outlined in the IAB Open Letter. We have already had positive and productive discussions with the IAB to initiate a thoughtful and cooperative process for achieving greater... Read more

Blog Apr. 23, 2007 | Share

comScore Cookie Deletion Study and its Implications for Internet Audience Measurement

Hello, I’m Magid Abraham, and I’m the co-founder, president and CEO of comScore. Here on comScore Voices, I hope to share insight on the latest trends and advances in digital media measurement. Read more

Blog Apr. 17, 2007 | Share

Cookie Deletion Rates and the Impact on Unique Visitor Counts

We issued an important press release today showing the results of a comScore study on the rate of cookie deletion, and the impact this has on the accuracy of cookie-based server data in measuring unique visitors (UVs) to a site or the reach and frequency (R/F) of an online ad campaign. We based the study on the comScore U.S. database of 400,000 computers.... Read more

Blog Apr. 10, 2007 | Share

Firefox vs. Internet Explorer

Welcome to my first posting on comScore Voices. Here, I’ll take the opportunity to discuss topics and provide information that I hope will be relevant – and valuable – to anyone who is keenly interested in the continued development of the Internet as a powerful platform for consumers and marketers alike. I’ll also share some of the more important... Read more