Listen to PODCAST by the Millionaire Blogger
By the time this episode is over, you will be an expert on featured snippets and be equipped with 7 simple tactics to get your posts to rank for hundreds of first page snippets.
Here is the link to ahrefs study on featured snippets:
https://ahrefs.com/blog/featured-snippets-study/
You can go here to set up your ahrefs account:
https://ahrefs.com/
http://theblogmillionaire.thebloggingmillionaire.libsynpro.com/how-to-rank-for-featured-snippets