What do you want to be when you grow up?” Unless you are the scion of some dynasty and had your future mapped out from birth, few young people know what their future holds. The position they end up in as middle age approaches involves a fair degree of luck in how their formative years in the workplace were spent. Plenty of column inches have been filled with the challenges of finding suitable seagoing staff for the future, but what about all the other careers that exist and will need skilled an...