Which one should should I use? For some reason I have always used "towards", but I see some people saying "toward", like here:
A great deal of his work in economic theory has been directed toward strengthening the foundations of our understanding of central banking and social insurance--indeed, one of my most advanced macroeconomic classes was nothing but a set of changes rung upon a particular model that Peter Diamond had advanced at...
Is there a difference between the two? When should they be used?
backward
vs.backwards
andforward
vs.forwards
. I would ask ifbeside/besides
is of the same kind.