“…With each new addition to the analytical 'pot', the conceptual picture is enhanced or transformed. In this mosaic approach to evidence building, insights about patterns and processes of change are given added credence through the extent, variety and weight of the evidence base, and the strategic manner in which comparisons and connections are drawn out (Halford and Savage, 2017;Anderson and Scott, 2012;Donmoyer, 2012;Monaghan and Boaz, 2018;Dall and Danneris, 2019;Wright and Patrick, 2019;Middlemiss et al, 2019). For busy policy makers, such evidence has the potential to create conceptual impacts, to raise new questions and to change perceptions of how things work, as a necessary precursor to creating instrumental changes in policy and professional practice (Neale and Morton, 2012;Monaghan and Boaz, 2018).…”