That will be the influence of the coach, Trevor Bayliss.
A second, more controversial reason, could be the influence of traditional Hindu culture on sanitation habits.
Could this be the influence of producers Ron Howard and Brian Grazer, two of Hollywood's more safety-first big-shots?
Their trump card in pitching the humour just right, however, may be the influence of director Peter Capaldi, who develops the scripts with producer Geoff Atkinson.
Today, though, he is wearing a shockingly stylish coat: it must be the influence of Kate Moss, whom he met through his friend and "guiding star" Marianne Faithfull.
Sumptuous, chili-laced beef and onions, served inside a coconut, is vaguely South Indian in style; could that be the influence of the Portuguese?
And if there is one trend for her which has primacy, it seems to be the influence of the family on everything else.
Hannah is getting paid a lot to ask Patti LuPone about medication she pretends to need, and she's thriving in her copywriting gig (must be the influence of her boss Jenna Lyons).
Or could it be the influence of the notoriously tight-lipped Craig, who refuses to ever talk about his personal life; and the only pictures of them together are of him looking faintly murderous toward the photographer.
In the Senate, the key for Macri will be the influence of the country's provincial governors, who tend to wield a great deal of clout within their respective political parties.
One reason for this, he said, may be the influence of segregation, which limited the interaction of black people with those from other other ethnic groups and encouraged the growth of separate speech dialects.
