**Office:**Mail Stop 8910, National Institute of Standards and Technology (NIST), 100 Bureau Drive, Gaithersburg, MD 20899-8910, USA.**Phone:**Voice: (301) 975-3491. FAX: (301) 990-4127.**Internet:**E-mail: dgilsinn@nist.gov. World Wide Web: http://math.nist.gov/~DGilsinn/.

**Vital Statistics**

- Born: January 25, 1943, USA (US citizen)
- Married: To Judy, August 6, 1966
- Children: One son, James David Gilsinn

**Education**

- Ph.D. (Mathematics), Georgetown University, 1969.
- M.S. (Mathematics), Rutgers-The State University, New Brunswick, 1966.
- B.S. (Mathematics), Georgetown University, 1964.

**Professional Experience**

- Information Technology Laboratory,
National Institute of Standards and Technology (NIST),
formerly the National Bureau of Standards (NBS), Gaithersburg, MD:
*Mathematician*, Mathematical and Computational Sciences Division, 2000-present. - Manufacturing Engineering Laboratory
National Institute of Standards and Technology (NIST), Gaithersburg, MD:
*Mathematician*, Manufacturing Metrology Division (formerly the Automated Production Technology Division), 1991-2000;*Mathematician*, Precision Engineering Division, 1978-1991. - Institute for Computer Science and Technology (currently Information Technology Laboratory)
National Bureau of Standards (currently NIST), Gaithersburg, MD:
*Mathematician*, 1974-1978. - Institute for Applied Technology,
National Bureau of Standards (currently NIST), Gaithersburg, MD:
*Mathematician*, Technical Analysis Division, 1970-1974. - Melpar Inc., McLean, VA:
*Senior Mathematician*, 1969-1970.

**Research Interests**

- Nonlinear Dynamics
- Numerical analysis, computational science
- Optimization
- 3D Image Processing

**Professional Activities**

- Member Society for Industrial and Applied Mathematics (SIAM), Sigma Xi, and Pi Mu Epsilon (National Honorary Mathematics Fraternity).
- Other Assignments:
- Symposium Co-organizer MSNDC-12 Dynamics and Control of Time-Delay Systems at ASME 6th International Conference on Multibody Systems, Nonlinear Dynamics, and Control (MSNDC), IDETC/CIE '07, September 4-7, Las Vegas, Nevada.
- Technical Committee Member, International Conference on Smart Machining Systems, March 13-15,2007 National Institute of Standards and Technology, Gaithersburg, MD.
- Session Chair, Periodic Orbits in High Dimensional Systems, SIAM Conference on Applications of Dynamical Systems, May 22-26, 2005, Snowbird, UT.
- Minisymposium organizer, Recent Developments in Methods of Solving Delay Differential Equations (DDEs), 2004 SIAM Annual Meeting, July 12-16, 2004, Portland, Oregon.
- Symposium organizer, Topics in Operations Research, National Institute of Standards and Technology, May 13, 2004, Gaithersburg, MD.

- Proposal reviewer for the National Science Foundation, and the NIST Advanced Technology Program.
- Referee for
*Nonlinear Dynamics,**Precision Engineering,**International Journal of Numerical Methods in Engineering,**International Journal of Nonlinear Mechanics.*

- Associate Editor for
*ASME Journal of Computational and Nonlinear Dynamics.*

**Honors**

- Dahlgren Medal, Georgetown University, 1969.
- The Applied Research Award, National Institute of Standards and Technology, Dec. 8, 1994 (Group Award)
- Department of Commerce Bronze Medal, Dec. 8, 1994 (Group Award)
- Knight Commander of the Equestrian Order of the Holy Sepulchre of Jerusalem, inducted October, 1999.
- Listed in
*Who's Who in America*.
*Who's Who in Science and Engineering*.
*Who's Who in the World*.
*Who's Who in the East*.
*2000 Outstanding Scientists of the 20th Century, International Biographical Centre, Cambridge, England*.
*Five Hundred Leaders of Influence, National Biographical Institute*.*Strathmore’s Who’s Who*.

**Publications**

- B. Balachandran, T. Kalmar-Nagy,
**D. E. Gilsinn**,*Delay Differential Equations: Recent Advances and New Directions*, Springer Verlag, In Process. **D. E. Gilsinn**, A Pseudospectral Approximation to the Fundamental Matrix of a Linear Delay Differential Equation with Periodic Coefficients,*Journal of Vibration and Control*, submitted.**D. E. Gilsinn**, Computable error bounds for approximate periodic solutions of autonomous delay differential equations,*Nonlinear Dynamics*, Vol. 50, No. 1-2, October 2007, 73-92.**D. E. Gilsinn**and F. A. Potra, Integral Operators and Delay Differential Equations,*Journal of Integral Equations and Applications*, Vol. 18, No. 3, Fall 2006, 297-336.- B. Balachandran and
**D. Gilsinn**, Nonlinear Oscillations of Milling,*Journal of Mathematical and Computer Modeling of Dynamical Systems*, 2005. **D. E. Gilsinn**and A. V. Ling, Comparative Statistical Analysis of Test Parts Manufactured in Production Environments,*ASME Journal of Manufacturing Science and Engineering*, Vol. 126, 2004, pp. 189-199.**D. E. Gilsinn**, G. S. Cheok, D. P. O’Leary, Deconvolving LADAR Images of Bar Codes for Construction Site Object Recognition,*Journal of Automation in Construction*, Vol.13, 2004, pp. 21-35.**Gilsinn,D.E.**, Davies, M.A., Balachandran, B., Stability of Diamond Turning Processes that use Round Nosed Tools,*ASME Journal of Manufacturing Science and Engineering*, Vol. 123, 2001, pp. 747-748.**D. Gilsinn**, H. Bandy and A. Ling ,A spline algorithm for modeling cutting errors on turning centers,*Journal of Intelligent Manufacturing*. Vol 13, 2002, pp.391-401.**D. Gilsinn**, Estimating Critical Hopf Bifurcation Parameters for a Second-Order Delay Differential Equation with Application to Machine Tool Chatter,*Nonlinear Dynamics*, Vol 30, 2002, pp. 103-154.- Marsh, E. R., Yantek, D. S., Davies, M. A.,
**Gilsinn, D. E.**, Simulation and Measurement of Chatter in Diamond Turning,*ASME Journal of Manufacturing Science and Engineering*, Vol. 20, May, 1998, 230-235. **Gilsinn, D.E.**, Constructing Galerkin’s Approximations of Invariant Tori Using MACSYMA,*Nonlinear Dynamics*, Vol. 8, 1995, 269-305.**Gilsinn, D.E.**, Constructing Invariant Tori for Two Weakly Coupled van der Pol Oscillators,*Nonlinear Dynamics*, Vol. 4, 1993, 289-308.- Teague, E.C., Young, R.D., Scire, F,
**Gilsinn, D.**, Para-flex Stage for Microtopographic Mapping,*Rev. Sci. Instrum.*, Vol. 59, 1988, pp. 67-73. **Gilsinn, D.E.**, Asymptotic Approximations of Integral Manifolds,*SIAM J. Appl. Math.*, Vol. 47, 1987, pp. 929-940.- Vorburger, T.V., McLay, M.J., Scire, F.E., Gilsinn, D.E., Giauque, C.H.W., Teague, E.C., Surface Roughness Studies for Wind Tunnel Models Used in High Reynolds Number Testing, J. Aircraft, Vol. 23, 1986, pp. 56-61.
- Vorburger, T.V.,
**Gilsinn, D.E.**, Scire, F.E., McLay, M.J., Giauque, C.H.W., Teague, E.C., Optical Measurement of the Roughness of Sinusoidal Surfaces, Wear, Vol. 109, 1986, 15-27. **Gilsinn, D.E.**, Vorburger, T.V., Cao, L, Giauque, C., Scire, F., Teague, E.C., Optical Roughness Measurements of Industrial Surfaces,*Optical Techniques for Industrial Inspection, SPIE*, Vol. 665, 1986, pp. 8-16.- Magrab, E.B.,
**Gilsinn, D.E.**, Buckling Loads and Natural Frequencies of Drill Bits and Fluted Cutters,*Journ. Of Eng. For Industry*, Vol. 106, 1984, pp. 196-204. - Vorburger, T.V., Teague, E.C., Scire, F.E., McLay, M.J.,
**Gilsinn, D.E.**, Surface Roughness Studies with DALLAS-Detector Array for Laser Light Angular Scattering,*Journ. of Res. of the Nat. Bur. of Stand.*, Vol. 89, 1984, pp. 3-16. **Gilsinn, D.E.**, A High Order Generalized Method of Averaging,*SIAM Journ. of Appl. Math.*, Vol. 42,1982, pp. 113-134.**Gilsinn, D.E.**, The Method of Averaging and Domains of Stability for Integral Manifolds,*SIAM Journ. of Appl. Math.*, Vol. 29, 1975.**D. E. Gilsinn**, Discrete Fourier Series Approximation to Periodic Solutions of Autonomous Delay Differential Equations,*Proceedings 5th ASME International Conference on Multibody Systems, Nonlinear Dynamics and Control*, Long Beach, CA, Sept. 24-28, 2005.- L. Deshayes, L. Welsch, A. Donmez, R. Ivester,
**D. Gilsinn**, R. Rhorer, E. Whitenton, F. Potra, Smart Machining Systems: issues and research trends, Proceedings 12th CIRP Life Cycle Engineering Workshop, Grenoble, France, 2005. **D. E. Gilsinn**, M. McClain, C. Witzgall, Using Nonoscillatory Splines to Model Urban Environments,*Geometric Modeling and Computing: Seattle, 2003*, Ed. M. L. Lucian and M. Neamtu, Nashboro Press, Brentwood, 2004, pp. 229-248.**D. E. Gilsinn**, Approximating Limit Cycles of a Van der Pol Equation with Delay,*Proceedings of Dynamic Systems & Applications 4*, Morehouse College, Atlanta, 2004, pp. 270-276.**D. E. Gilsinn**, G. S. Cheok, A. M. Lytle, Pose of I-beams for Construction Site Automation,*Proceedings 21st International Symposium on Automation and Robotics in Construction*, September 21-25, 2004, Jeju, Korea.**D. E. Gilsinn**, G.S. Cheok, and D.P. O'Leary, Reconstructing Images of Bar Codes for Construction Sight Object Recognition,*ISARC2002,19th International Symposium on Automation and Robotics in Construction*, National Institute of Standards and Technology, Gaithersburg, MD, pp. 357-362.- K. Furlani, D. Latimer,
**D. Gilsinn**, A. Lytle, Prototype Implementation of Automated Structural Steel Tracking,*ISARC2002,19th International Symposium on Automation and Robotics in Construction*, September 23-25, 2002, National Institute of Standards and Technology, Gaithersburg, MD, pp. 467-474. - C. Witzgall, G.S. Cheok,
**D. E. Gilsinn**, Terrain Characterization from Ground-Based LADAR,*Preliminary Performance Metrics for Intelligent Systems, Proceedings of PerMIS '03 Workshop*, Ed. E. R. Messina, A. M. Meystel, September 16-18, 2003, National Institute of Standards and Technology, Gaithersburg, MD. **D. E. Gilsinn**, J. Lavery, Shape-preserving, Multiscale Fitting of Bivariate Data by Cubic L1 Smoothing Splines,*Approximation Theory X: Wavelets, Splines, and Applications*, Ed. C. K. Chui, L. L. Schumaker, J. Stockler, Vanderbilt University Press, Nashville, TN 2002.**D. E. Gilsinn**, J. Lavery, Representation of Natural Terrain by Cubic L1 Splines,*Trends in Approximation Theory*, Ed. K. Kopotun, T. Lyche, M. Neamtu, Vanderbilt University Press, Nashville, TN, 2001.- Stone, W. C., Cheok, G. S., Furlani, K. M.,
**Gilsinn, D**, Object Identification Using Bar Codes Based on LADAR Intensity,*18th International Symposium on Automation and Robotics in Construction*, 10 - 12 September 2001, Kraków, Poland. - Lavery, J.E.,
**Gilsinn, D. E.**, Multiresolution Representation of Urban Terrain By L1 Splines, L2 Splines and Piecewise Planar Surfaces,*Proceeding 22nd Army Science Conference in Baltimore, MD*, 11-13 December 2000. - Kramar, J., Amatucci, E.,
**Gilsinn, D.**, Jun, J., Penzes, W., Scire, F., Teague, E.C., Villarrubia, J., Toward Nanometer Accuracy Measurements,*Metrology, Inspection, and Process Control for Microlithography, XIII, Proceedings of SPIE*, Vol. 3677,1999, pp. 1017-1028. - Kramar, J., Jun, J., Penzes, W., Scire, F., Teague, C., Villarrubia, J., Amatucci, E.,
**Gilsinn, D.**, The Molecular Measuring Machine,*Proceedings of the 1998 International Conference on Mechatronic Technology*, Nov. 30-Dec. 2, Hsinchu, (ICMT’98), Taiwan Huang, H. P. and Hsu, T. R., eds., 1998, pp. 477-487. - Bandy, H.T.,
**Gilsinn, D.E.**, Data Management for Error Compensation and Process Control,*Modeling, Simulation, and Control Technologies for Manufacturing, Proceedings SPIE*, Vol. 2596, October 1995. - Bandy, H.T.,
**Gilsinn, D.E.**, Compensation of Errors Detected by Process-Intermittent Gauging,*Proceedings of the American Society for Precision Engineering*, Vol.12, 1995. - Vorburger, T.V., Cao, L.X., Giauque, C.H.W., Raja, J.,
**Gilsinn, D.E.**, Fullana, L., Optical Scattering from Rough Surfaces: Experiment and Theory,*VIIth International Colloquim on Surfaces*, Ed. Trumpold, Technische Universitat, Karl Marx Stadt, DDR, 1988. **Gilsinn, D.E.**, Vorburger, T.V., Teague, E.C., McLay, M.J., Giauque, C., Scire, F.E., Surface Roughness Metrology by Angular Distributions of Scattered Light,*Measurement and Effects of Surface Defects and Quality of Polish, SPIE*, Vol. 525, 1985, pp. 2-15.**Gilsinn, D.E.**, Vorburger, T.V., Scire, F.E., Teague, E.C., McLay, M.J., Surface Texture Characterization by Angular Distributions of Scattered Light,*Review of Progress in Quantitative Nondestructive Evaluation*, Vol. 4B, Ed. D.O. Thompson, D.E. Chimenti,Plenum Pub. Corp., 1985, pp. 779-788.**Gilsinn, D.E.**, Hardy, I.T., Sheppard, C.L., The NBS Validation Routines for the BASIC Language,*Proc. IEEE Computer Software and Applications Conf.*, Chicago, 1977.**Gilsinn, D.E.**, Domains of Stability for Integral Manifolds,*Differential Equations and Dynamical Systems, II*, Ed. J.A. Yorke, Springer-Verlag, Berlin, 1970.**D. E. Gilsinn**, Approximating Periodic Solutions of Autonomous Delay Differential Equations,*NISTIR 7375*, National Institute of Standards and Technology, Gaithersburg, MD, November, 2006.**D. E. Gilsinn**, G. S. Cheok, D. P. O’Leary, Deconvolving LADAR Images of Bar Codes for Construction Site Object Recognition,*NISTIR 7044*, National Institute of Standards and Technology, Gaithersburg, MD, September, 2003.**D.E. Gilsinn**and A.V. Ling, Comparative Statistical Analysis of Test Parts Manufactured in Production Environments,*NISTIR 6868*, National Institute of Standards and Technology, Gaithersburg, MD, June, 2002.- H. T. Bandy, M. A. Donmez,
**D. E. Gilsinn**, C. S. Han, M. D. Kennedy, A. V. Ling, N. D. Wilkin, K. W. Yee, A Methodology for Compensating Errors Detected by Process-Intermittent Inspection,*NISTIR. 6811*, National Institute of Standards and Technology, Gaithersburg, MD, October 2001. **D.E. Gilsinn**, H.T. Bandy, and A.V. Ling, Updating a Turning Center Error Model by Singular Value Decomposition,*NISTIR 6722*, National Institute of Standards and Technology, Gaithersburg, MD, March 2001.**Gilsinn, D. E.**, Constructing Sibson Elements for a Rectangular Mesh,*NISTIR 6718*, National Institute of Standards and Technology, Gaithersburg, MD, February 2001.**Gilsinn, D.E.**, Bandy, H.T., Ling, A.V.., A Spline Algorithm for Modeling Cutting Errors on Turning Centers,*NISTIR 6517*, National Institute of Standards and Technology, Gaithersburg, MD, May 2000.- Bandy, H.T.,
**Gilsinn, D.E.**, PIECS - A Software Program for Machine Tool Process-Intermittent Error Compensation,*NISTIR 5797*, National Institute of Standards and Technology, Gaithersburg, MD, March 1996. - Donmez, M.A., Bandy, H.T., Damazo, B.N.,
**Gilsinn**, D.E., Hahn, M.H., Harper, K. K., Wilkin, N.D., Wyatt, W.A., Yee, K.W., Final Report on Precision Piston Turning Project Phases I & II,*NISTIR 5466R*, National Institute of Standards and Technology, Gaithersburg, MD, 1994. **Gilsinn, D.E.**, Donmez, A., Prediction of Geometric-Thermal Machine Tool Errors by Artificial Neural Networks,*NISTIR 5367*, National Institute of Standards and Technology, Gaithersburg, MD 1994.**Gilsinn, D.E.**, Estler, W.T., An Algorithm to Position the NIST Advanced Automated Master Angle Calibration System (AAMACS) to the Least Angular Step,*NISTIR 4878*, National Institute of Standards and Technology, Gaithersburg, MD, 1992.**Gilsinn, D.E.**, Hansen, H.J., Xu-Yanshen, Huerta-Garnica, M., Teague, E.C., Comparison of Finite Element and Analytic Calculations of the Resonant Modes and Frequencies of a Thick Shell Sphere,*NISTIR 4568*, National Institute of Standards and Technology, Gaithersburg, MD, 1991.- Vorburger, T.V.,
**Gilsinn, D.E.**, Teague, E.C., Giauque, C.H.W., Scire, F.E., Cao, L.X., The Wind Tunnel Model Surface Gauge for Measuring Roughness,*NBSIR 87-3586*, National Bureau of Standards, Gaithersburg, MD, 1987. **Gilsinn, D.E.**, SOLID - A FORTRAN Program for Displaying Three-Dimensional Surface Topographies,*NBSIR 85-3121*, National Bureau of Standards, Gaithersburg, MD, 1985.**Gilsinn, D.E.**, Kraft, R., DISTRIB 1, An Impurity Redistribution Computer Program,*NBS Spec. Pub. 400-57*, National Bureau of Standards, Gaithersburg, MD, 1979.**Gilsinn, D.E.**, Sheppard, C.L., NBS Minimal BASIC Test Programs - Version 1, User’s Manual,*NBSIR 78-1420*, 4 Volumes, National Bureau of Standards, Gaithersburg, MD, 1978, Vol. 1 Test System Overview, NBSIR 78-1420-1, Vol. 2 General Program Structure, Output, Assignment, Simple Control, NBSIR 78-1420-2, Vol. 3 Control Statements, Data Structure, Program Input, NBSIR 78-1420-3, Vol. 4 Mathematical and User Defined Functions, Compound Expressions, NBSIR 78-1420-4.- ANSI Subcommittee X3J2, T.E. Kurtz, Chairman, American National Standard for Minimal BASIC,
*ANSI X3.60 - 1978*", American National Standards Institute, 1978. (**Gilsinn, D.E.**member). - Evans, J.M., Neill, J.T., Albus, J.S., Barbera, A.J., Fife, D.W., Fong, E.N.,
**Gilsinn, D.E.**, Holberton, F.E., Lucas, B.G., Lyon, G.E., Marron, B.A.S., Neumann, A.J., Vickers, M.V., Walker, J.C., Standards for Computer Aided Manufacturing,*NBSIR 76-1094(R)*, National Bureau of Standards, Gaithersburg, MD, 1976. - Colner, D.R.,
**Gilsinn, D.E.**, Fire Service Location - Allocation Models,*NBS Tech Note 774*, U.S. Govt. Printing Office, Wash., D.C., 1973. **Gilsinn, D.E.**, Domains of Stability for Integral Manifolds (Prel. Rep.), Am. Math. Notices, February, 1970.

Books

In Refereed Journals

In Conference Proceedings

Other