“…One of M-Lab's goals is for new tools to leverage existing code base, for example the Mobilizer library [41]. M-Lab also supports the development of common ethical guidelines for network measurement data collection [16]. However, the continued flow of proposals for new, independently deployed cellular tools (five in 2014 [37], [41], [44], [45], [50], eight in 2013 [20], [33]- [36], [42], [51], [52], three in 2012 [12], [40], [53], one in 2011 [38], one in 2010 [43], and two in 2009 [54], [55]) suggests that more needs to be done to improve collaboration among different research groups.…”