Supposedly these links will identify shadowbanning. If don’t see any posts from the users in either of these queries after clicking the link, please post the results in the comments section below.
Shadowban results for Scott Adams: @ScottAdamsSays
Shadowban results for Michael Rivero: @WRH_Mike_Rivero
Shadowban results for CyberDurden @CyberDurden
Is Twitter Shadowbanning You?