ちょっと気になる before

before が 先人の先に相当する例を挙げておきます。7:10 you know Jordan, I will tell you something. most of Wall Street jackasses that I bust,, they are,, they are to the manor born. their fathers are douchebags, just like their fathers before them. 私がム所にぶち込んでやった金融街のゴキブリどもはな、、金持ちの家に生まれた奴らだったよ。奴らの親父たちは人間のクズで、そのまた先代も同様にくずだったよ。

The Wolf of Wall Street Yacht Scene https://www.youtube.com/watch?v=NDxbsjbHUwU  0:09 .. runs the place like her father before her.
Greek businesses struggle amid cash crunch
https://www.youtube.com/watch?v=-m6Kx0a6QEU  1:23 though I know I'll never lose affection for people and things that went before.
The Beatles - In My Life (Official Music Video)