A walking wicket on the 2018 tour of England, stats suggest Rahul’s average of 35 is more impressive than it seemsThe Guardian’s over-by-over coverage is built on reader interaction. We probably receive more than 1,000 emails during an average Test, hundreds of which are published. As an epic Lord’s Test unfolded, the same question kept dropping into our inboxes. “This is the second innings of the series that has left me baffled as to how KL Rahul averages only 35 in Tests,” began one such email from Ned Blackburn. “He seems to have the temperament, technique and discipline to be absolutely elite. What am I missing?”Rahul’s Test average has become the unsolved mystery of the English summer. But after a day in the statistical dirt – and Ben Stokes thought he went to some dark places on Monday – we can offer some potential explanations. The simplest reason is that after a fine start to his career he became a superstar of Indian cricket, a status that is Kryptonite for an overthinker. ...