You can reach me both on Twitter and Google+. Twitter for me these days is just for tweeting my articles and nothing more. Google+ is where it's at!
Google+: http://gplus.to/grantmcwilliams
Twitter: twitter.com/#!/grantmcwilliams
LinkedIn: http://www.linkedin.com/in/grantmcwilliams
Github: https://github.com/grantmcwilliams