But Parker is going out on a high, with first-half results this year showing a 14.5% rise in revenues (to £703m) and profits up nearly a third from £106m to £151m. It has also jumped a hefty 34 places since last year. Under his auspices, Whitbread has disposed of David Lloyd gyms and Marriott Hotels in the UK to concentrate on its Premier Inns and Costa Coffee brands abroad. The firm's share price has risen 108% on his watch.
Brexit won't just hurt businesses, says the founder of Cobra Beer. It will do irreparable harm to families and livelihoods.
INNOVATION BITES: This firm is growing food in supermarket aisles.
Why the EU has a bee in its bonnet about Google tying its mobile OS to its apps.
She was dubbed the most powerful woman on Wall Street. Now she's redefining investing for women.
A new dark age, cruel and dangerous social media and Sean Spicer feature in this month's reading list.
Pragmatism and continual innovation has enabled the Lancashire manufacturer to take its work wear global.