Any athlete with the requisite genetics to attain moderate to high level results in sporting competition will gain strength as easily as one will hit water if they fall out of a boat.
the process of biological maturation combined with the most rudimentary direction in the weight room will yield satisfactory gains.
Becoming a world class powerlifter or weightlifter is one thing; however, becoming ‘strong enough’ for the vast amount of the rest of the sporting disciplines is an astonishingly mindless endeavor.
If it required the attention of an expert than the predominance of ‘professionals’ in the ‘S&C’ industry would quickly find themselves out of work.