Not so long ago I wrote about ghost tweeting as a growth market for writers.
So it was interesting to see that pretty much as soon as US Representative Joe Wilson made a national name for himself by heckling the President last week, he went out and hired himself a ghost, or professional, twitterer.
SimonFirth.com 
Hi Mr. Firth,
I am a student pursuing a Masters in Marketing Communication at the University of Arts London. I am currently doing research for my dissertation, on regarding brand loyalty and social networking sites. I read your article on Mark Zuckerberg and would love to discuss it with you.
Please contact me should you be interested.
Thanks
Hello Alexandra — I emailed you direct last week. let me know if you didn’t get the message. S