Jennifer K. Ryan

Supply Chain Management and Analytics Other People in SupplyChainManagementandAnalytics

Ron and Carol Cope Professor of Supply Chain Management and Analytics, Department Chair

Supply Chain Management and Analytics

Education

Ph.D. in Industrial Engineering and Management Sciences, Northwestern University
M.S. in Industrial Engineering and Management Sciences, Northwestern University
B.A. in Mathematics and the Social Sciences, Dartmouth College

Expertise

Operations Management
Supply Chain Management

Biography

Jennifer K. Ryan is a Professor of Supply Chain Management and Analytics in the College of Business at the University of Nebraska. Prior to joining UNL, Dr. Ryan served as a faculty member in the Department of Industrial and Systems Engineering at Rensselaer Polytechnic Institute, the School of Business at University College Dublin (Ireland), the Mendoza College of Business at the University of Notre Dame and in the School of Industrial Engineering at Purdue University. Her research has been published in Management Science, Operations Research, Manufacturing & Service Operations Management, Production and Operations Management, Decision Sciences, European Journal of Operational Research, Naval Research Logistics and IISE Transactions. Dr. Ryan has received several National Science Foundation (NSF) grants, including an NSF CAREER grant. She currently serves as a Department Editor for IISE Transactions and as an Associate Editor for Naval Research Logistics.

Vita

Contact Information

HLH 511 B
P.O. Box 884114
Lincoln, NE 68588-4114
Phone: 402-472-2256
jennifer.ryan@unl.edu

More Information

Joined the college in 2015.

Research Interests

Supply Chain Management
Inventory Management
Procurement Process Design

Teaching Interests

Supply Chain Management
Operations Management

Refereed Publications

Batur, D., J.K. Ryan, M.C. Vuran and Z. Zhao, “Dynamic Pricing of Wireless Internet Based on Usage and Stochastically Changing Capacity”. Manufacturing & Service Operations Management. DOI:10.1287/msom.2018.0727 (2019).
Basten, R.J.I. and J.K. Ryan, “The value of maintenance delay flexibility for improved spare parts inventory management”. European Journal of Operational Research. Vol. 278, No. 2 (2019), p. 646-657.
Li, Z., J.K. Ryan, L. Shao and D. Sun, “Incentive-Compatible in Dominant Strategies Mechanism Design for an Assembler under Asymmetric Information”. Production & Operations Management. Vol. 28, No. 2 (2019), p. 479-496.
Li, R., J.K. Ryan and Z. Zeng, “Coordination in a Single-supplier, Multiple-retailer Distribution System: Supplier Facilitated Transshipments”. Production & Operations Management. 26 (5) (2017), p. 784-801.
Li, Z., J.K. Ryan and D. Sun, “Selling through outlets: The impact of quality, product development risk, and market awareness”. International Journal of Production Economics. 186 (April 2017), p. 71-80.
Jin, Y. and J.K. Ryan, “Can Contracts Replace Qualification in a Sourcing Process with Competitive Suppliers and Imperfect Information?” IEEE Transactions on Engineering Management. 63 (2016), p. 283-295.
Hargaden, V. and J.K. Ryan, “Resource Planning in Engineering Services Firms”. IEEE Transactions on Engineering Management. 62 (2015), p. 578-590.
Li, E., J.K. Ryan, L. Shao and D. Sun, “Supply Contract Design for Competing Heterogeneous Suppliers under Asymmetric Information”. Production and Operations Management. 24 (2015), p. 791-807.
Li, E., J.K. Ryan and D. Sun, “Multi-Attribute Procurement Contracts”. International Journal of Production Economics. 159 (2015), p. 137-146.
Jin, Y., J.K. Ryan and W. Yund, “Sourcing Decisions with Competitive Suppliers and Imperfect Information”. Decision Sciences. 45 (2014), p. 229-254.
Jin, Y., J.K. Ryan and W. Yund, “Two Stage Procurement Processes with Competitive Suppliers and Uncertain Supplier Quality”. IEEE Transactions on Engineering Management. 61 (2014), p. 147-158.
Ryan, J.K., D. Sun, X. Zhao, “Coordinating a Supply Chain with a Manufacturer-Owned Online Channel: A Dual Channel Model under Price Competition”. IEEE Transactions on Engineering Management. 60 (2013), p. 247-259.
Ryan, J.K., D. Sun, X. Zhao, “Competition and Coordination in Online Marketplaces”. Production and Operations Management. 21 (2012), p. 997-1014.
Li, R. and J.K. Ryan, “Inventory Flexibility through Adjustment Contracts”. International Journal of Production Research. 50 (2012), p. 1955-1978.
Jin, Y. and J.K. Ryan, “Price and Service Competition in an Outsourced Supply Chain”. Production and Operations Management. 21 (2012), p. 331-344.
Li, R. and J.K. Ryan, “A Bayesian Inventory Model Using Real-Time Condition Monitoring Information”. Production and Operations Management. 20 (2011), p. 754-771.
Bauman, J., M. Lawley, A. Mishra, J.K. Ryan, J. Tew and P. Wu, “Evaluating the Performance of Cross-Docks: A Data Envelopment Analysis Based Approach”. International Journal of Operations and Quantitative Management, 16 (2010), p. 23-42.
Zhao, H., J.K. Ryan and V. Deshpande, “Optimal Dynamic Production and Inventory Transshipment Policies for a Two-Location Make-to-Stock System”. Operations Research, 56 (2008), p. 400-410.
Sun, D., J.K. Ryan and H. Shin, “Why Do We Observe Stockless Operations on the Internet? Stockless Operations under Competition”. Production and Operations Management, 17 (2008), p. 139-149.
Zhao, H., V. Deshpande, and J.K. Ryan, “Emergency Transshipments in Decentralized Dealer Networks: When to Send and Accept Transshipment Requests”. Naval Research Logistics, 53 (2006), p. 547-567.
Zhao, H., V. Deshpande, and J.K. Ryan, “Inventory Sharing and Rationing in Decentralized Dealer Networks”. Management Science, 51 (2005), p.531-547.
Gebraeel, N., Lawley, M., Li, R., and J.K. Ryan, “Residual Life Distributions from Component Degradation Signals: A Bayesian Approach”. IIE Transactions, 37 (2005), p. 543-557.
Kim, H.K. and J.K. Ryan, “The Cost Impact of Using Simple Forecasting Techniques in a Supply Chain”. Naval Research Logistics, 50 (2003), p. 388-411.
Gallego, G., J.K. Ryan, and D. Simchi-Levi, “Minimax Analysis for Finite Horizon Inventory Models”. IIE Transactions, 33 (2001), p. 861-874.
Chen, F., Z. Drezner, J.K. Ryan, and D. Simchi-Levi, “Quantifying the Bullwhip Effect: The Impact of Forecasting, Lead Times and Information”. Management Science, 46 (2000), p. 436-443.
Chen, F., J.K. Ryan, and D. Simchi-Levi, “Exponential Smoothing Forecasts and the Bullwhip Effect”. Naval Research Logistics, 47 (2000), p. 269-286.

Additional Information

Funded Research

SpecEES: CoSeC-RAN: Cognitive Secure Cloud RAN for Efficient Spectrum Sharing, NSF, M.C. Vuran (UNL PI), E. Ekici (OSU PI), D. Batur, Q. Yan, J.K. Ryan (UNL co-PIs), Oct 2017–Sept 2020, $600,000 ($435,399 UNL portion), Grant number: CNS-1731833.
GOALI: Improved Spare Parts Inventory Management in Aircraft Engines through Hybrid Sensing, NSF, J.K. Ryan (UNL PI), A. Muriel (UMass PI), R. Gao (UConn PI), R. Tomastik (Pratt & Whitney co-PI), June 2013–May 2018, $150,000, Grant number: CMMI-1300968.
Center for Automation Technologies and Systems (CATS): Advanced Production Scheduling and Optimization in the Microelectronics Industry, GLOBALFOUNDRIES, J.K. Ryan (PI), T. Sharkey (co-PI), June 2010–Aug 2014, $90,000.
Bayesian Inventory and Replacement Models Using Real-Time Condition Monitoring Information, NSF, J.K. Ryan (PI), Mar 2009–Mar 2012, $188,171, Grant number: CMMI-0856379.
CAREER: Coordination Issues in Retail Operations Management, NSF, J.K. Ryan (PI), Feb 2001–Feb 2006, $375,000, Grant number: CMMI-0092482.
Scalable Enterprises: Supply Chain Optimization and Protocol Environment (SCOPE): A Rapid Prototyping and Modeling Tool for Extended Enterprises, NSF, Reha Uzsoy (PI), J.K. Ryan, R. Rardin, P. Preckel, J. Pekney and A. Iyer (co-PIs), Aug 2001–July 2004, $621,908, Grant number: CMMI-0122207.
General Motors Research and Development Center: Development of a Statistical Methodology for Performance Evaluation of Cross-docking Centers in General Motors, Distribution and Supply Chain Analysis Group, Enterprise System Labs, General Motors, J.K. Ryan (PI) and M.A. Lawley (PI), July 2001–July 2002, $95,544.
Supply Chain Optimization and Protocol Environment (SCOPE): A Modeling Environment for Extended Enterprises, NSF, R. Uzsoy (PI), J.K. Ryan, R. Rardin, P. Preckel, J. Pekney and A. Iyer (co-PIs), Sept 2000–Aug 2001, $200,000, Grant number: CMMI-0075606.
Quantifying the Impact of Demand Data and Demand Forecasting on Costs in a Supply Chain, NSF, J.K. Ryan (PI), Sept 1998-Aug 2001, $101,392, Grant number: CMMI-9872483.

Journal Editorial Service

Department Editor, IIE Transactions (Institute of Industrial Engineers), 2014 - present.
Associate Editor, IIE Transactions (Institute of Industrial Engineers), 2001 - present.
Associate Editor, Naval Research Logistics (Wiley), 2002 - present.
Associate Editor, OMEGA (Elsevier), 2011-2016.
Editorial Review Board, IEEE Transactions on Engineering Management, 2013 – 2017.

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