In the sprawling ecosystem of graphic design literature, few books achieve the status of "essential reference." Most fall into two camps: the glossy coffee-table collection of pretty pictures with little context, or the dense academic tomb that is unreadable to practitioners. But in 2012, author and design journalist published a work that found the elusive sweet spot. That book is simply titled Logotype .

Here, Evamy celebrates the geometry of joining two or three letters. He argues that the ligature is the purest form of logotype design—a puzzle where the solution looks effortless. Examples range from the interlocking 'V' and 'A' of vintage car brands to modern tech startups.

: He traces the commercial logotype back to ancient monograms and craft signatures inscribed on ceramics, noting how these evolved from literal "reading" marks to recognizable visual entities.

Logo book author Michael Evamy on what makes great logo design