Recommended Resource: The IIF

The Smart Forecaster

Pursuing best practices in demand planning,

forecasting and inventory optimization

A go-to source for info on cutting-edge forecasting research, the International Institute of Forecasters (IIF) publishes journals and hosts conferences that we have relied on for decades. In this introduction, IIF Business Manager Pam Stroud gives an overview of the organization’s offerings. (Smart Software Senior Vice President for Research Tom Willemain serves on the Editorial Board of the IIF’s practitioner-oriented publication, Foresight.)

When founded in 1981, the IIF set as its goal: “Bridge the gap between theory and practice, with practice helping to set the research agenda and research providing useful results”. The IIF keeps its members abreast of the latest trends and research in forecasting through its publications, events and website. Its members are drawn from corporations and institutes of higher learning in more than one hundred countries, and form a vibrant community for networking and professional development.

The IIF’s practitioner journal, Foresight, is dedicated to improving the practice of business forecasting, enhancing the professional development of business forecasters, and bringing forecasting know-how to those entering the profession. Because forecasting knowledge and wisdom are not concentrated in one segment of forecasters, we publish valuable ideas from across the discipline—from forecasting teachers and scholars, forecasting analysts and managers, and forecasting consultants and vendors. And we strive to ensure that these ideas are presented clearly, are supported by evidence and are free of bias.

In addition to our publications, the IIF sponsors an annual conference, the International Symposium on Forecasting (ISF). The ISF is an opportunity for researchers and practitioners to come together to share experiences and cutting edge research, and to network among their peers. The Foresight Practitioner conference extends this opportunity to practitioners, delivering practical professional development for business forecasters.

Another example of ‘bridging the gap,’ between research and practice, is the annual research grant, offered in partnership with SAS, which supports research on how to improve forecasting methods and business forecasting practice.

IIF Membership benefits include:

The International Journal of Forecasting – The IJF is the leading scholarly journal in the field of forecasting. With an outstanding editorial board of 44 internationally known forecasting experts, it is a highly readable, widely used and often-cited research journal.

Foresight: The International Journal of Applied Forecasting – Foresight publishes concise, readable and timely articles on forecasting processes, methods and solutions. It is the essential read for business forecasters and an invaluable aid for forecasting educators and students.

The International Symposium on Forecasting – Members receive discounted registration to the premier international forecasting conference. This annual IIF event attracts the world’s leading researchers, practitioners, and students. Each symposium offers more than 250 research presentations in a setting which emphasizes social interaction, and networking opportunities.

The Foresight Practitioner Conference – Members receive discounted admission to this professional development event for business forecasters, where they learn from practitioners who have earned their expertise in the field at top companies, and from forecasting researchers sharing the business implications of their work.

Recent topics from The International Journal of Forecasting:
• Economic Time Series: Modeling and Seasonality
• On the use of cross-sectional measures of forecast uncertainty
• Measuring forecasting accuracy: The case of judgmental adjustments to SKU-level demand forecasts
Recent topics from Foresight: The International Journal of Applied Forecasting
• How Good Is a “Good” Forecast?: Forecast Errors and Their Avoidability
• Forecast Methods Tutorial: ARIMA: The Models of Box and Jenkins
• Improve Forecasting of Consumer Purchases Using Google Trends

“Since 1981, the IIF has been central to my career. Why? Because it’s a diverse and clever group of people focused on pragmatic, evidence-based research. The annual symposium is a great place to exchange ideas about forecasting.” – J. Scott Armstrong, Professor of Marketing, The Wharton School

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      Saving Billions? How Far the ‘Center for Innovation in Logistics Systems’ Might Take the US Army

      The Smart Forecaster

      Pursuing best practices in demand planning,

      forecasting and inventory optimization

      Contributed to The Smart Forecaster by Dr. Greg Parlier (Colonel, U.S. Army, retired). Details on Dr. Parlier’s background conclude the post.

      For over two decades, the General Accounting Office (GAO) has indicated that the Defense Department’s logistics management has been ineffective and wasteful, and that the Services lack strategic plans to improve overall inventory management and supply chain performance.

      For the US Army, this problem is directly related to a persistent inability to link inventory investment levels and policies with supply chain effectiveness to achieve combat equipment readiness objectives required for globally deployed forces. This shortcoming has been attributed to numerous complexities associated with managing geographically dispersed, independently operating organizations, further compounded by a lack of visibility, authority and accountability across this vast global enterprise.

      Unlike the corporate world, where powerful forces encourage innovation to drive competitiveness and efficiency, the Army is not a revenue generating organization focused on “quarterly earnings” and profitability. Certainly, the Army wants to be an efficient consumer of resources—but unlike the private sector’s focus on profit as a bottom line, the surrogate motivator for the Army is ‘force readiness’. This includes equipment availability and weapon system readiness for current operations in Afghanistan, as well as future capability requirements directed by the National Command Authority.

      To sustain that equipment availability, the Army must synchronize disparate organizational components using myriad processes with disconnected legacy management information systems across numerous supply support activities which frequently relocate to support deploying forces.

      Today, while still engaged in Afghanistan, the Army is also committed to a comprehensive and ongoing transformation. Central to this effort is recognition that dramatic improvements must be achieved in logistics operations and supply chain management. Owning one of the world’s largest and most complex supply chains, the Army is now investing in historically unprecedented efforts to fully capitalize on the promises offered by new information-based technologies. For example, the “Single Army Logistics Enterprise” is believed to be the most ambitious and expensive Enterprise Resource Planning (ERP) implementation project ever undertaken.

      These ERP implementation projects have met with very mixed results. While the evidence suggests that dramatic performance improvements for competitive advantage can be achieved in the commercial sector, this has occurred only where so called “IT solutions” are applied to an underlying foundation of mature, efficient and appropriate business processes.

      The reality of most cases in recent years, however, has not been this success. Rather, attempts have been made to “bolt on” a solution (like an ERP system, for example) to existing business processes, in misguided efforts to replicate legacy management practices. Such efforts to automate existing processes have, all too often, simply created chaos. In fact, these attempts have not only failed to achieve anticipated improvements, but have actually resulted in reduced performance.

      The general pattern has been: the greater the IT investment and organizational scope, the more likely “failure” occurs, in the form of cost overruns, missed schedules, and even project failure—where the effort has finally been abandoned.

      We believe the way to enable a coordinated, comprehensive approach for logistics transformation is by creating an “engine for innovation” to accelerate and sustain continuous performance improvement for Army logistics and supply chain management. We are developing a ‘Center for Innovation in Logistics Systems’ to systematically evaluate major organizational components, conduct root cause analyses, diagnose structural disorders and prescribe integrated solutions. We have now identified several ‘catalysts for innovation’ to reduce supply side variability and demand uncertainty—the proximate causes of the notorious ‘bull whip effect’. These include what we refer to as the ‘readiness equation’, ‘mission-based forecasting’, ‘readiness-based sparing’ and ‘readiness responsive retrograde’.

      Our goal is to develop a comprehensive modeling capacity to generate and test these innovation catalysts along with several other initiatives in order to estimate cost effective approaches before they are adopted as policy and implemented in practice. We are looking at performance analysis, organizational design, management information and decision support concepts, enterprise systems engineering and workforce considerations including human capital investment needs.

      Examining the ‘catalysts’ in isolation, we have seen significant potential for improvement which could yield hundreds of millions of dollars in savings. When combined into new, integrated management practices, however, the potential magnitude for improvement is truly dramatic—billions of dollars in further savings are likely. More importantly, it becomes possible to relate investment levels to current readiness and future capabilities.

      The center is capable of developing ‘management innovation as a strategic technology’ by integrating advanced analytics with transformational strategic planning. By harnessing, focusing and applying the power of analysis, we are promoting both qualitative and quantitative common sense—the compelling analytical arguments for necessary change to pursue a common vision. With this power, we are beginning to educate the Army’s leadership, motivate logistics managers to action and provide a source for innovation the culture can embrace. During our journey, we have certainly adapted and applied much from both academic domains and the corporate sector. They, in turn, might now benefit from what we have been able to learn and achieve as well.

      Prior to his retirement, Colonel Parlier was the Army’s senior, most experienced operations research analyst and served as Army Aviation and Missile Command’s (AMCOM) Deputy Commander for Transformation. He is the author of Transforming U.S. Army Supply Chains: Strategies for Management Innovation, describing the analytical framework of a multi-year Army Materiel Command (AMC) research and development project providing operations research insights for use by the Army and Department of Defense.

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