Ginestra Bianconi -- Higher-Order Networks (amazon)
Hannah Fry -- The Mathematics of Love: Patterns, Proofs, and the Search for the Ultimate Equation (amazon)
James Gleick -- Chaos: Making a New Science (amazon)
John M. Gottman (et al) -- The Mathematics of Marriage: Dynamic Nonlinear Models (amazon)
Thomas Lin (ed) -- The Prime Number Conspiracy: The Biggest Ideas in Math from Quanta (amazon)
Judea Pearl -- The Book of Why: The New Science of Cause and Effect (amazon)
Ian Stewart -- Does God Play Dice?: The New Mathematics of Chaos (amazon)