In the post-Bazball era, can Brook go from reckless to ruthless?

The England star averages 53.63 after 39 Tests and is No. 1 in the ICC Test rankings, but too often during the regime of Stokes and McCullum as captain and coach, he was prone to rash dismissals. With the steely pair of Root and Fleming taking charge in a bid to revive the fortunes of the Test team, the onus is on the