Matt Cutts SEO Expert
mattcutts.com
In a way he should be called as the savior of search engines. Evidently he is the person behind cracking Link Spams. Matt Cutts is got the eagle eyes and that is why Google's quality work team encompasses his expertise since 2000. he started his career while doing his doctoral studies in University of North Carolina at Chapel Hill. It was 1999 and he was teaching Search Engines as a part of his curriculum in the department. Apparently he was excited with the field and joined an engineering company which was followed by his Software engineering in Google. He seemed to have an interest in Spam identification right from the start of his career and it explains the history behind his name 'porn cookie guy' (he used to give cookies to encourage people for giving examples for unwanted porn sites in Google). His blogs are known for its depth of the subject and he is the Best SEO of Google.
The specialized task that he did being the SEO is he was responsible for the enforcement of the Google Webmaster Guidelines, which seemed to fulfill the needs of many SEO people. What made him more famous in SEO community is that he did was he cracked down on Link Spam and also developed an algorithm to reduce the number of Google Bombs. He has his own theories for SEO and Spam checks which makes him outstanding ever in the field of Search Engine Optimization.