Data & Analytics Conversion World 2015 Keynote by Ton Wesseling

C o n v e r s i o n W o r l d K e y n o t e , A p r i l 2 0 t h 2 0 1 5 To n W e s s e l i n g – C E O – Te s t i n g . A g e n c y # C R O w o r l d - @ To n W Growth…