hartmut esslinger's early apple computer and tablet designshartmut esslinger’s early apple computer and tablet designs ‘apple macphone’image courtesy of hartmut esslinger in german designer hartmut esslinger’s new book ‘design forward‘, the founder of frog design overviews ‘strategic design’, and how innovative progression has sparked creative change in the consumer market, especially for one of the most successful american companies ever built: apple. th
