2011 to present | Edward G. Schlieder Endowed Chair, Professor (Dept. of Biostatistics and Data Science)

2011 to present | Founding Director (Tulane Center for Bioinformatics and Genomics)

2011 to present | Adjunct Professor (Orthopedic Surgery, Biochemistry, Medicine, and Cell and Molecular Biology)

2011 to 2015 | Chair (Dept. Biostatistics and Data Science)

2008 to 2010 | Director, Human Genetics/Genomics Program (School of Medicine)

2005 to 2010 | Professor, Franklin D. Dickson/Missouri Endowed Chair (School of Medicine)

2005 to 2010 | Director, Orthopedic Research ( Department of Orthopedic Surgery, School of Medicine)

2003 to 2005 | Professor, Director (Genetics Lab, Osteoporosis Research Center)

2001 to 2003 | Associate Professor, Director (Genetics Lab, Osteoporosis Research Center)

1997 to 2001 | Assistant Professor, Director (Genetics Lab, Osteoporosis Research Center)

1995 to 1996 | Postdoc. Fellow (Human Genetics Center)

1994 to 1994 | Hughes Fellow

1993 to 1993 | Research Associate (Computer and Information Science)

1990 to 1993 | Research and Teaching Assistant (Biology)

1988 to 1990 | Research Assistant (Biology)

1995-07 to 1997-01 | Postdoc (Molecular Genetics)

1992-09 to 1995-06 | MS (Statistics)

1990-09 to 1995-06 | PhD (Quantitative Genetics)

1988-09 to 1990-08 | MS (biology)

1984-09 to 1988-07 | BS (Biology)