Abrahamic religions "Abrahamic traditions" has been challenged. In 2012, Alan L. Berger, Professor of Judaic Studies at Florida Atlantic University, in his Preface to "Trialogue and Terror: Judaism, Christianity, and Islam after 9/11" wrote that there are "commonalities", but "there are essential differences between the Abrahamic traditions" both "historical and theological". Although "Judaism birthed both Christianity and Islam", the "three monotheistic faiths went their separate ways". The three faiths "understand the role of Abraham" in "differing ways", and the relationships between Judaism and Christianity and between Judaism and Islam are "uneven". Also, the three traditions are "demographically unbalanced and ideologically diverse". Also
Messianic Judaism superficial similarities to Messianic Judaism, such as their belief in the ongoing validity of the Mosaic Covenant. While much of the Two House teaching is based on interpretations of Biblical prophecy, the biggest disagreements are due to inability to identify the genealogy of the Lost Tribes. Organizations such as the Messianic Jewish Alliance of America and Union of Messianic Jewish Congregations have explicitly opposed the Two House teaching. Historically, Christianity has taught supersessionism (replacement theology), which implies or outright states that Christianity has superseded Judaism, and that the Mosaic Covenant of the Hebrew Bible has been superseded by the New