Author

Justin Zappulla brings over 20 years of sales and sales leadership experience as Managing Partner of Janek Performance Group. Justin’s career has been highlighted by remarkable performance and is considered one of the top authorities and thought leaders in sales training, sales consulting, and sales performance improvement.

Justin co-authored the highly acclaimed sales book, "Critical Selling," and was a key contributor to the sales book "Mastering the World of Selling." An often-quoted authority on sales and sales management practices, Justin has widely been recognized as one of the biggest names in sales.
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