Skip to main content
ARS Home » Northeast Area » Beltsville, Maryland (BARC) » Beltsville Agricultural Research Center » Animal Genomics and Improvement Laboratory » AIP » About » AIP research staff history

AIP research staff history


Research leaders  |  Research staff  |  Posdoctoral research associates  |  Visiting scientists  |  Visiting students


Research leaders

Year Research leader Career after AIP
1908 Helmer Rabild  |  Photo Managed milk processing plants in Pennsylvania
1925 Joseph Parker & John McLain Became extension specialists
1929 John McDowell  
1938 Frank Kendrick  |  Photo Established a USDA computing center in Washington, DC
1962 Robert (Bob) H. MillerPhoto Became research leader for the Genetics and Management Laboratory and then the Milk Secretion and Mastitis Laboratory
1963 Ernest Corley  |  Photo Became chief of the Dairy Cattle Research Branch and then assistant to the administrator for the Agricultural Research Service
1966 R. Dean Plowman  |  Photo Became administrator of the Agricultural Research Service and then acting assistant secretary for USDA
1969 Frank N. DickinsonPhoto Became chief executive officer of the National Dairy Herd Information Association (NDHIA)
1988 H. Duane Norman  |  Photo Became interim administrator of the Council on Dairy Cattle Breeding (CDCB) and later a CDCB technical advisor and industry liaison
2012 George R. Wiggans  |  Photo Final acting research leader of the Animal Improvement Programs Laboratory, which was merged with the Bovine Functional Genomics Laboratory to form the Animal Genomics and Improvement Laboratory; became a CDCB technical advisor

Research staff

Years Staff member
1960–72 Benjamin (Ben) T. McDaniel
1970–2011 H. Duane Norman
1972–75 Jeffrey (Jeff) F. Keown
1972–2005 Rex L. Powell
1973–2011 Leigh M. Walton
1974–82 Evelyn F. Myers
1975–79 Bennet G. Cassell
1977–2000 William (Wes) E. Shainline, Jr.
1978–2016 George R. Wiggans
1979 Alfred (Al) L. Kuck
1980–2017 Janice (Jan) R. Wright
1980–2021 Suzanne M. Hubbard
1981–2019 Lillian R. (King) Bacheller
1984–91 Cynthia A. Ernst
1988–2018 Frank A. Ross, Jr.
1992–2015 Joel (Jay) H. Megonigal, Jr.
1996–2002 Jill C. Philpot (Lake)
1998–2010 Curtis (Curt) P. Van Tassell [returned in 2014 when AIPL and BFGL merged to form AGIL]
2001–06 Ashley H. Sanders
2002–08 Melvin T. Kuhn
2002–18 Melvin (Mel) E. Tooker
2003–08 Laura L.M. Thornton (Melton)
2003–20 John B. Cole
2004 Robert (Rob) C. Goodling, Jr.
2009–16 Tabatha A. Cooper
2012–2016 Derek M. Bickhart

Postdoctoral research associates

Years Researcher Country of origin Research project
1982–83 Waheed A. Mohammad India Effects of pregnancy
1984–85 Thomas (Tom) J. Lawlor, Jr. USA Effect of selection on parameter estimation
1988–89 Martin Sieber Germany Conversion formulas
1991–94 Michael (Mike) M. Schutz USDA Somatic cell score (SCS) evaluation, age adjustment
1991–95 Todd R. Meinert USA Accuracy of data
1996–97 Yang Da China Genetic markers
1996–97 Curtis (Curt) P. Van Tassell USA Variance components
2002–04 Elizabeth (Liz) Hare USA Reproduction and its relationships with other traits
2009–11 Katrina (Katie) M. Olson USA Multibreed genomic evaluations, breed determination from genomics, genomic validation, across-country genomic evaluations
2012–14 Chuanyu Sun China Genomic evaluation models
2014–16 Kristen Parker Gaddis USA Genomics of fertility-related traits
2017–18 Heather Bradford USA Effect of pedigree error on genomic selection
2018–19 Bingjie Li China Feed intake prediction reliabilities and marker effects
2019–21 Juan Pablo Nani Argentina  Ancestor discovery, genomic inbreeding

Visiting scientists

Years Researcher Country of origin Research project
1974 Frank D. Murrill USA DHIA organization
1979–80 Michael (Mike) Grossman USA Goat data analysis
1981 Max F. Rothschild    
1982 Abraham Genizi Israel Lactation adjustments
1982–83 Joel I. Weller Israel Prediction errors, parity differences
1989 Andrzej (Andy) Żarnecki Poland 10-nation Holstein comparison
1992 Wilfried Brade Germany Dominance and epistatis
1993–94 Joel I. Weller Israel Genetic marker analysis
1994 Jeong-Koo Lee South Korea Effects of pregnancy
1999–2000 Theodore (Ted) A. Ferris USA Test-day models
2000 Georgios Banos Greece Systems for validation of national genetic evaluations (visiting from Interbull in Sweden)
2012–13 Joel I. Weller Israel A priori granddaughter design to map major genetic effects
2015–16 Kun Wang China Determination of genetic markers with large effects on economically important trait
2016–17 Joel I. Weller Israel Determination of actual polymorphisms responsible for economic trait variation in dairy cattle
2017 Yang Da USA Alternative genomic evaluation models
2020 Ahmed Sallam Egypt Genome wide association for new conformation traits

Visiting students

Years Researcher Country of origin Research project
1986 Gert J. Nieuwhof Netherlands Calving interval and herdlife
1987 Pauline M. van Diemen Netherlands Age adjustment for goats
1990 Frits C. van der Shans Netherlands International type comparison
1990 Alfons Koorhuis Netherlands Offspring-parent regressions
1992, 1993 Eric J.H. Klaaskate Netherlands Productive life
1993 Jan Zuurbier Netherlands Calculation of inbreeding
1994 Ming-Feng Luo China Conformation in goats
1999, 2000 Jeanne Bormann Belgium Test-day data
2013 Chen Yao USA Multibreed stillbirth evaluation and organization of feed efficiency database
2013–14 Adriana García-Ruiz Mexico Genomic selection and genetic progress
2016–17 Mariana Berton Brazil Association of copy number variants with Nelore beef traits
2016–17 Tatiane Chud Brazil Detection of genomic effects for crossbred dairy cattle


Compiled by Paul VanRaden