De Merkrolmethode (The Brand-Role Method), Jeroen Kemperman & Liedewij Trampe

On brand portfolios and diversity/diversification

Hooked, Nir Eyal

How to build habit-forming products

The Tipping Point, Malcolm Gladwell

How little things can make a big difference

The Idea Writers, Teressa Iezzi

Copywriting in a new media and marketing era

Think Like a Freak, Steven Levitt & Stephen Dubner

Approaching problems from an unexpected angle

Concepting, Jan Rijkenberg

Managing “concept brands” in the communications era

Thinking, Fast & Slow, Daniel Kahneman

Winner of the Nobel Prize in economics

Zero to One, Peter Thiel

Notes on startups, or how to build the future