This article is going to be controversial. Whether or not you should follow everyone who follows you on Twitter is a topic which engenders strong emotions and heated debate. In fact, just last week I was accused of “game playing” because I have 1600+ people who follow me on Twitter, while I ‘follow’ fewer than 50.

You can follow all sorts of celebrities on Facebook, and, of course, your friends. Even companies and other organizations. But here are seven individuals that you can follow on Facebook that it may never have occurred to you to follow, or that they would even be on Facebook.

The Vatican has announced that Catholics can receive indulgences in exchange for following Pope Francis on Twitter.

If you have been Facebooking on behalf of your pampered pooch via his own Facebook profile, or have been playing it safe with a separate Facebook profile for coworkers only, then you may want to get as much use out of it as possible before it is deleted. It appears that Facebook is going to disable the over 83 million fake Facebook profiles that are currently inflating their numbers.

Facebook is being sued over its using its ability to track Facebook users’ Internet browsing history even while they are logged out of Facebook. The Facebook lawsuit, filed in Federal court in Mississippi on October 12th against Facebook, Brooke Rutledge claims that, among other things Facebook is in direct violation of U.S. Wiretapping laws. But perhaps more to the point, it is in violation of treating its users with common decency, following them with Facebook super cookies and the like. The complaint also seeks to turn the lawsuit into a class action, so others can join the law suit.

In case you have been missing having to tear your hair out over Facebook’s privacy settings and policies, fear not, because with Facebook’s new “Instant Personalization” setting, you can tear away. Six months ago we reported on Facebook’s then-new ‘open graph’ with “social plugins”, or ‘social graph’, that followed you around to sites like Pandora and Yelp. This appears to have evolved into, or spawned, Facebook’s “Instant Personalization” where, explains Facebook, the goal is “to give you a great social and personalized experience with every application and website you use.”

People are asking “why are people who I don’t follow showing up in my Twitter stream?” If you are noticing that the tweets of people whom you don’t follow are showing up in your Twitter timeline, here’s why.

I recently posted on Twitter that I had the secret to knowing if somebody is following you or not on Twitter. I had so many people ask me about it that I’m going to reveal the secret now.