You can google things wrote:
OriginalLurker wrote:
The "no male pacers" rule is in the Major IAU Competition (i.e. championships) guidelines.
Not applicable to Des Linden's 50k.
But Marathons have that "no male pacers" rule for quite some time.
Why should that be different in ultrarunning?
You're kidding, right?
There are almost always male pacers, except for the few women's only marathons and championships.