Jeff Degraffのリリース

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Flashcards1
Hardcover Book1
Paperback Book3

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Cover for Jeff DeGraff · The Art of Change: Transforming Paradoxes into Breakthroughs (Paperback Book) (2025)

The Art of Change: Transforming ... (2025)

Cover for Jeff Degraff · The Creative Mindset Mastering the Six Skills That Empower Innovation (Paperback Book) (2020)

The Creative Mindset Mastering t... (2020)

Cover for Jeff DeGraff · Creative Mindset (Paperback Book) (2020)

Creative Mindset (2020)

Cover for Jeff DeGraff · The Innovation Code Card Game: The Creative Power of Constructive Conflict (Flashcards) (2017)

The Innovation Code Card Game: T... (2017)

Cover for Jeff DeGraff · The Innovation Code: The Creative Power of Constructive Conflict (Hardcover Book) (2017)

The Innovation Code: The Creativ... (2017)