The Cabinet Office told us that one of the bigger challenges across government is extracting the value out of the data to drive insights and decisions in a timely way.27 Without good data it is difficult to evaluate effectively what works.28 In addition, insufficient data capacity and capability across government means skills needed to interpret data are not available. The Cabinet Office told us it launched the ‘One Big Thing’ initiative to deliver data training and claimed that 40% of civil servants have signed-up so far.29 18 Q 12; C&AG’s Report, paras 15 and 1.14 19 Qq 12–14 20 Q 44 21 Q 67 22 Q 20 23 Q 29; C&AG’s Report, para 1.14 & Figure 4 24 Qq 20, 28 25 Q 22 26 Qq 72, 21, 28, 55 27 Q 22 28 C&AG’s Report, para 2.7 29 Q 55 10 Cross-government working 2 Improving the delivery of cross- government working Incentivising cross-government working