Kris Duggan

Kris Duggan is the author of "Business Gamification for Dummies" and "Measure What Matters".

Books by Kris Duggan

Business Gamifica...
Duggan, Kris
Digital download:

Business Gamifica...
Duggan, Kris
Paperback:

Measure What Matt...
Doerr, John
Paperback: