"How can the Hadar jaw be misleading?" says Kimbel.
吉姆·贝尔说：“在哈达尔发现的颌骨怎么会具有误导性呢？”
If the Hadar jaw really is Homo, says Berger, then perhaps its dating is wrong-a contention Kimbel disputes as vigorously as he supports the validity of his fossil.
伯杰说，如果在哈达尔发现的颌骨真的是人属，那么时间上可能是错的——在这一点上，吉姆·贝尔一直据理力争，就像他不遗余力地认定自己发现的化石具有说服力一样。
Meanwhile, Arizona State University paleoanthropologist William Kimbel argued that A. sediba should have been classified as Homo, though it may not have been a direct human ancestor.
同时，亚利桑那州立大学(Arizona State University)的古人类学家威廉·金贝尔(William Kimbel)主张，虽然sediba可能不是人类的一个直系祖先，但还是应当归为人属这一类，而非南方古猿。
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