The right set of tools and processes in the hands of educated users produces substantial improvements. As the word spread, Oliver Wight courses filled quickly. To meet the growing needs, a new entity was created in Oliver Wight Education Associates, with Walt as president. Eight business executives, each with a Class A track record, were asked to join. Ollie died in at the age of He lived his dream passionately. Through his courses, presentations, articles, books, and video courses, Ollie educated and inspired thousands of executives. Hundreds of companies benefitted from his enduring insights.
He witnessed the changes. In the subsequent years, Oliver Wight Education Associates grew into a global business. Oliver Wight International remains committed to helping companies align and integrate their business processes to achieve greater customer satisfaction and financial performance.
Before joining the firm, all have played key roles in Class A implementations.
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In , Walt switched hats, from chairman of the board to chair emeritus. Shopping cart Your shopping cart is empty. Oliver Wight's Crusade Early in Ollie Wight's career, he recognized what separated well-managed companies from those out of control. There are attempts to define success in Cox et al. Typical of this type is Baturka the intended benefits are realized.
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They present an Wight consultants talk of the proven path and how The literature is disparate regarding which vari- following it will lead to class A results Landvater, ables are required for implementation success or ; Wallace, , One factor critical to success responsible for failure. Morecroft believes is suggested to be the use of a consultant. It could that organizational environment is the key factor be argued that such a recommendation is unsurpris- in M RP failure. Anderson and Schroeder ing given the occupation of the authors.
Smolin lists primary reasons for cess factors are not produced. Zahedi, ; Rock- failure, Pendlebury 1 lists disadvantages of ert, If, for example, one compares the MRP, Krupp a, b points out the mis- Baturka recipe with that offered by Wallace takes that he thinks companies have made while differences can be found. Baturka says that imple- Cox et al.
Coleman this mean that everyone in the company needs to , Donavan and Sarkissian also be educated in the principles of MRPII? Wallace emphasize the importance of planning.
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Morello , Regentz , Thompson , Prescriptions including critical success factors Velamoor , Wacker and Hills , and are often vague in their prescription. Some authors Weston offer prescriptions for success. He recommended and Pinto offer a project implementation a modular implementation which should build profile, which includes ten critical success factors momentum as this will break down social barriers.
The Ollie Wight proven path ing a manufacturing company. They acquire usually includes top management commitment as ownership and become teams of people who not only believe in the new way of running the busi- a factor critical to success. How can this factor ness, but also are prepared to change the way they be defined or measured? If we were to remove this do their jobs to make it happen. Further, how could the pro- ducts of other schemes, for example just-in-time Conclusions from the Literature management and total quality control be separated from the results gained by MRPII?
In brief, the literature is prescriptive in orientation Some authors in the Management Information but the prescriptions vary. It is consultant domi- Systems MIS literature have tried to identify rea- nated, chiefly by Ollie Wight consultants, who have sons for system failure. As with the success Iitera- an interest in promoting the role of education and ture, reasons for failure are often unspecified and the consultant and who are keen to sell a particular inconsistent with other listings.
Fay blames tool or kit appropriate to implementation. Many of those cases which are and controls that will ensure success of every system recorded are published for managerial rather than configuration in every user environment. In line academic consumption. Consequently, it is often with the other consultants, he says that a pro- difficult to check on the nature of such findings fessional experienced in planning MRPII instal- see for example Correll who writes of a lations should be used. Safizadeh and Raafat case from the electronics industry.
Further cases stress the need to address adequately the incon- are found in Industry Week, 23 March, , p. The success or failure of There is no general consensus as to which set MRP, to some extent, depends on how the new of factors are the key to success in MRPII imple- informal system responds to the need of its mem- mentation, which is arguably more difficult to bers.
He advocates education to con- from a literature which is ostensibly exploring the vince this majority. Garwood , an Oliver same subject matter. Wight associate and president of his own MRP con- The conclusions drawn from the above review sultancy firm, is quoted Teresko, as saying of MRP implementations are consistent with the that the biggest single difference between class A findings of Mohr who expressed concern at users and the B, C, or D user is in education but the lack of progress in theory development to be as has been noted: found in the literature on the diffusion of inno- vations.
Cincinnati-based MRPII education and consul- He argued that as not all necessary and sufficient tancy firm, is found in the same source Industry variables had been or could be identified, this Week Roberts tuated from study to study, because the Z on which elements Bessant, The exact presence and their impact depended was unknown. Process theories tell a story about how the literature.
Studies that have not ignored the something comes about. The two critical aspects political process are Markus 1 and Buchanan of a process theory are that it focuses on a recurrent and Boddy These studies show that the flow of events and it explains the existence as the organizational impacts of computer technology are result of encounters or recombinations. Process best explained by referring back to the objectives theories are concerned with the likely probability of the information system, the history of implemen- of the occurrence of a discrete set of events and tation and the concerns of the interested parties.
Within this framework the time ordering between A research project was established to look at the events is crucial. Mohr gives the example of the organizational factors and decision processes contraction of malaria.
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A mosquito must bite an which occur in the design, implementation and use infected person and then bite someone else who of MRP systems. The methodology followed the is not infected. The process is probabilistic in that recommendations made by Mohr who sug- it cannot be said for certain that an uninfected per- gested a focus on how processes of implementation son will contract the disease. Sometimes necessary occur over time. Outcomes are partially predictable from a know- ledge of the process, not from the level of predictor What lessons does Mohr present for the student variables.
The sector chosen for study was loosely defined Firstly, because MRPII implementation takes place as medium-sized batch manufacturing companies. Processes are concerned with sequences - electronics, chemicals, foods, pharmaceuticals of events and their scheduling e.
Three researchers interviewed key a company implements incrementally or all at the personnel in 18 companies. Over interview and same time. Secondly, a number of variables are observation sessions were recorded, transcribed involved, not all of them specified. More impor- and analysed. Those interviewed included project tantly, it is extremely difficult to determine the rela- leaders and group members, senior managers and tionship, if any, between sets of variables. The consultants. A summary showing the divergence direction of causality between variables is not of MRP systems start dates and status of always known.
A further complicating factor is that systems with the benefits claimed can be found in very few authors consider the boundaries between Appendix 1. MRPII and other related technologies and systems The research project did not set out to produce such as just in time and total quality management. How- explore MRPII implementation from both process ever, issues of success and failure were found to and variance orientations at the same time. One set of measures used to evaluate success out- comes is that developed by the Ollie Wight consul- The first is by using the Ollie Wight checklist.
For example, company purchasing costs, gaining the intended benefits. The implementation subse- attributions of success or failure on the basis of quently lapsed. What a load of bloody et aZ. I mean go away will you! Clues as to what the key factors might grammes such as just in time and total quality be, however, can be found across organizations. How- tation. These factors, which will be discussed in ever this relies on the same set of objectives being more detail below, included lack of top manage- adhered to throughout the course of the implemen- tation.
We have found that in some situations com- ment support and external pressures.
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A complicat- pany personnel modified and redefined objectives ing factor is that projects which are deemed as as the implementation progressed. Part way successes at one point in time are subsequently through an MRPII implementation, two compa- found to have lapsed. Roberts not fall within the scope of the Ollie Wight scheme.
However, few had implemented or Application of Computers to Manufacturing Engi- were using sales order processing or shop-floor con- neering, ACME initiative Waterlow and Clouder trol modules.
itlauto.com/wp-includes/meaning/1854-trouver-un.php In , company G became one of 80 nationally approved sites for the Enterprise Initiative. MRPII implementation. However, a number of factors make practices, the exploration of alternative systems, it very difficult to establish a truly objective criter- resistance, the lack of a broad base of support for ion for MRPII success. A company may have the change and political factors centred around implemented all of the MRPII modules but may ownership of the system. A subsequent conversation with the management support and education. Although we production manager revealed that he was not using were able to identify factors which may slow down, the system and had developed his own personal or stop, a project implementation, the isolation of computer-based system.