Of course. As time goes by, that tendency may be reversed due to the number of Iraq and Afghanistan veterans that may choose to run. However, even service does not eqaute to strategic knowledge. I served and I wouldn't consider myself sufficiently well versed to make Presidential military decisions based solely on it.

"Generosity. That was my first mistake."
"Experience must be our only guide; reason may mislead us."
"Instagram is Twitter for people who can't read."