Knowledge Jon's article Jon van Dongen Managing Director 24 March 2017 Crisis management: speed or preparation? The power of knowledge when every second counts. 17 February 2017 Key media: the key to your target group Key media the new focus. 25 January 2017 “I buy your products when I feel I know you.” How influencers reinforce your brand. More articles by Jon van Dongen Liesbeth's article Liesbeth van der Vlegel Operationeel Manager 12 January 2017 Cheers to an effective year! The usefulness of objectives.