- González, who delivered the "We call BS" speech, has more than 1 million followers
- She started posting to her Twitter account after the massacre on her Florida campus
González created her @Emma4Change
account this month, using it for the first time on February 18 -- four days after the shooting at Marjory Stoneman Douglas High School.
Since then, she's built a legion of more than 1 million followers.
, which joined Twitter in 2009, has 594,000 followers of its main account.
González gave a powerful speech the weekend after the shooting that challenged the NRA and politicians who opted against passing tougher gun laws in response to previous school shootings.
She also posed tough questions to NRA spokeswoman Dana Loesch during CNN's town hall on gun violence
. Loesch has 787,000
González isn't the only Stoneman Douglas survivor to build strong Twitter bases following the attack. Classmate David Hogg
now has 352,000 followers and Cameron Kasky
All are advocating for tougher gun laws and other measures to increase school safety and are promoting March For Our Lives student rallies on March 24.