WeightWatchers CEO Sima Sistani said at the #WSJJobsSummit that people often make the mistake of networking up instead of focusing their efforts on growing with their peer groups. Here, she explains why your peers are some of your greatest assets. #work #jobs #business #economy #women #womenempowerment #networking #wsj #wallstreetjournal #thewallstreetjournal | Sima Sistani | WeightWatchers CEO on the biggest networking mistake young people make