Do Better Players Have More Twitter Followers?
I was reading R.J. Anderson’s recent article on Jason Heyward and Twitter when this question struck me. Obviously better players tend to be more popular, but Twitter offers access to a player’s thoughts, the quality of which might be independent of a player’s ability on the field. So there is at least the possibility that the best players might not have the most popular Twitter accounts.
Here I use FAN projected WAR as a measure of ‘how good’ a player is and compare that to his number of Twitter followers. The number of followers is on a log scale to accommodate the huge range in number of followers (under a thousand to over a million). Players with less than 15 fan projections were left out except for Jason Heyward, whom I just could not leave out. For him I used his current 2.1 WAR plus his CHONE projected rest of the season 1.6 WAR. I got the list of MLB players with Twitter accounts here.

First off the clear outlier is Nick Swisher (@NickSwisher). He has over 1.2 million followers, while his teammate CC Sabathia (@CC_Sabathia) is a distance second with just over 50 thousand followers. Ignoring how Swisher got so many followers, there is a slight trend for better players to have more followers — the linear relationship between projected WAR and log(followers) has a p value of 0.07 and an r-squared of 0.08, and on average each additional win results in 1.25 times more followers. This linear relationship between projected WAR and log(followers) is an exponential relationship between projected WAR and actual number of followers
With Swisher removed there is enough room to plot the remaining players identified by their Twitter account names.

Here it looks more like the lower limit of number of followers is determined by a player’s projected WAR and then there is considerable variation above that limit. For example, David Ortiz (@davidortiz), Carlos Delgado (@carlosdelgado21), and C.J. Wilson (@str8edgeracer) are low projected WAR players with lots of followers. Ortiz and Delgado probably because they both have long histories as very good players and Wilson because he has a particularly active and interesting twitter account.
So there is a weak trend towards better players having more followers with considerable variation based on small market/big market, the player’s history, the quality and quantity of his tweets and any number of other things.

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Now do it for managers!
which manager(s) have twitter accounts??
http://twitter.com/MLBplayers/mlb-managers
Guillen, Maddon and La Russa.
What is the line of best fit + correlation?
Log (base 10) # of Followers = 3.37 + 0.0995 * ProjWAR.
As I said in the article it is not a great fit (p = 0.07) and r squared of 0.08.
lol I love this. Just yet another reason why Fangraphs is the best website on the internet. Where else can you get this kind of hard hitting twitter analysis?
Agreed! This is Fangraphs at its nerdiest/best.
Can we next find some way to quantify high school popularity? What sort of UZR equivalent can we uncover?
We need some kind of True Twitter Talent statistic to really take this to The Next Levelâ„¢
Why Nick Swisher?
Yeah, how DID he get that many?
Everybody loves Swisher!
He’s the man, plain and simple.
why isnt there a leaderboard for this on the site?!?! this is an outrage!!!!
I’m gonna take a shot and say manbearwolf is Randy Wolf and if so… that’s pretty awesome.
manbearwolf is John Baker
*clap*
I started reading this thinking you were just joking around, then I couldn’t tell… What is it? Are you serious or is this uber-sabermetric satire?
Exactly half way in between.
@TheGarfoose!!!
Unfortunately I couldn’t include him because he only had two fan projections.
And one bestseller!
total nerd win
have you tried doing career WAR instead of projected WAR? Ortiz and Delgado are both players who’ve had their glory days. They’re household names because of some amazing years they’ve had in the past, regardless of where they are today.
You forgot ARod (@IAmCentaur) ;)
Did adjust for park?
Subscribed to Dexter Fowler’s feed for a while, but it just got depressing:
“0 for 4 today. 2 K’s.”
“0 for 4 again. ONLY 1 K THO!”
“0 for 4. Skip gonna give me a day off.”
“One day off turned into six. Week’s vacay!”
“0 for 3 with a walk!! AWWWW YEA!!!1!”
“0 for 4, GIDP. I hear Colorado Springs is nice.”
haha … the one who is posting the comments :D