In a message dated 6/3/2005 1:04:28 A.M. Eastern Standard Time,
israel@math.ubc.ca writes:

< The "Cohen modal haplotype" is more common among Cohanim than
non-Cohanim, but neither its presence nor its absence constitutes proof of
one's status. Since no definitive proof is available, all anyone can go on
is family tradition. >

==Better yet than tradition, synagogue records, ketubot, imprimaturs on
books, tombstones and specific location of burial.

Michael Bernet, New York