Kathy Sierra
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Kathy Sierra

Badass: Making Users Awesome

Creator of the Head First book series and author of Badass: Making Users Awesome, focused on user skill-building as the core of product design.

Wikipedia
#62Product Thinkers
49/ 100
Authority scoreNotable
1lists#62peak1primary1category
11
Top 100 Product Thinkers
Rank #62·Badass: Making Users Awesome
Appears alongside

Top neighbors of Kathy Sierra

8people
01
Aakash Gupta
Product Growth, PM hiring/career
1shared list
02
Adam Nash
PM career ladder, "Be the CEO of your career"
1shared list
03
Adrienne Tan
Brainmates, product-management profession
1shared list
04
Alan Cooper
About Face, personas, goal-directed design
1shared list
05
Alan Klement
When Coffee and Kale Compete, JTBD modernized
1shared list
06
Andre Albuquerque
Product discovery in regulated markets
1shared list
07
Annie Pearl
Calendly CPO, PMM-PM bridge
1shared list
08
Ant Murphy
Product Pathways frameworks
1shared list
Last updated
10 May 2026
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