Leon Pretorius

ORCID: 0000-0002-2842-3596
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About
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Research Areas
  • Complex Systems and Decision Making
  • Construction Project Management and Performance
  • Innovation and Knowledge Management
  • Innovation Diffusion and Forecasting
  • Quality and Supply Management
  • Systems Engineering Methodologies and Applications
  • Technology Assessment and Management
  • Greenhouse Technology and Climate Control
  • Big Data and Business Intelligence
  • Plant Water Relations and Carbon Dynamics
  • BIM and Construction Integration
  • Irrigation Practices and Water Management
  • Mining Techniques and Economics
  • Risk and Safety Analysis
  • Occupational Health and Safety Research
  • Outsourcing and Supply Chain Management
  • Information Technology Governance and Strategy
  • Technology Adoption and User Behaviour
  • Sustainable Supply Chain Management
  • Software Engineering Techniques and Practices
  • Innovation and Socioeconomic Development
  • Operations Management Techniques
  • Cognitive Science and Mapping
  • Supply Chain Resilience and Risk Management
  • Innovation Policy and R&D

University of Pretoria
2015-2024

University of Johannesburg
2003-2024

University of the Free State
2019

Government of South Africa
2019

Tshwane University of Technology
2014-2019

University of the Western Cape
2003-2019

University of KwaZulu-Natal
2012

Zuid-Afrikaans Hospital
2002-2012

University of Cape Town
2003

Purpose The purpose of this paper is to gain insight into whether additive manufacturing (AM) represents incremental, radical, disruptive innovation or an industrial revolution and its implications. Design/methodology/approach This study applies a desk research strategy. Data were collected through variety industry sources as well academic publications. Findings It was found that AM different innovations in settings, while it incremental one industry, has led radical changes other...

10.1108/jmtm-06-2016-0081 article EN Journal of Manufacturing Technology Management 2017-02-06

Purpose The purpose of this paper is to explore what underlies the development consumer 3D printing industry and gain insight into future developments its potentially disruptive impact on existing manufacturing industry. Design/methodology/approach A combination approaches was followed. Initially a printer purchased first-hand experience as part practical research case study. Results were discussed with manufacturers additional information sought, triangulated, via survey an exploratory...

10.1108/jmtm-01-2016-0002 article EN Journal of Manufacturing Technology Management 2016-09-05

By studying the development status of cold chain logistics in China, and current situation three specific industries electronics commerce, supermarkets, food beverage industry, this paper analyzes concludes that terminal distribution capacity regional centers Chinese cities is insufficient. In order to solve problem—based on idea joint distribution—the makes a study problem establishes node. Different schemes are adopted for individual, medium, large customers, we find semi-trailer used...

10.1186/s13638-018-1168-4 article EN cc-by EURASIP Journal on Wireless Communications and Networking 2018-06-18

In complex sociotechnical systems, cognitive and social humans use technology to make sense of situations when making decisions. These elements systems difficult develop. A modelling assessment methodology for engineering is required understand the system’s behaviour underlying structure. Modelling captures dynamic interaction, as well effect in a environment. Cognitive Work Analysis System Dynamics are two complementary approaches applied mutual support within this context. The objective...

10.7166/27-2-1144 article EN cc-by The South African Journal of Industrial Engineering 2016-08-01

There is evidence that several eHealth pilot projects in developing countries could not progress to full-scale implementation — sometimes referred as the 'pilotitis' of system. The sustainable frameworks reported literature are linearly modelled, and fail reflect nonlinear dynamic complexity systems implementation. This study proposes a framework support long-term sustainability countries. addresses relationships among elements ecosystem through feedback by following system dynamics method....

10.7166/29-3-2055 article EN cc-by The South African Journal of Industrial Engineering 2018-11-01

This paper explores whether Sustainable and Responsible Investment (SRI) products strategies in South Africa take environmental sustainability into account. It is based on a qualitative, empirical survey of 22 organisations which are signatories to the United Nation's Principle for or offering an SRI product. By looking at how environmental, social, governance (ESG) criteria practically used investment decision making share ownership decisions, we found that most largely focus social...

10.1080/10293523.2012.11082541 article EN Investment Analysts Journal 2012-01-01

Purpose Risk management has become an integral part in businesses around the world. In construction industry, risk also been introduced and mainly entrusted hands of project team to go through a laid down processes identify possible events, which may occur during execution impact they have on deliverables should occur. It is, however, believed that small firms do not take as serious exercise even though most risks are transferred them subcontractors. The purpose this study was, therefore,...

10.1108/jedt-06-2018-0098 article EN Journal of Engineering Design and Technology 2019-11-21

ENGLISH ABSTRACT: The role that project risk management plays in ensuring the successful delivery of engineering and construction projects South Africa is addressed this paper. A survey questionnaire was developed to establish approaches used for management, tools techniques identification. findings revealed had a significant play success Africa. Respondents whose organisations practised structured processes reported their projects. main challenge found be implementation techniques. Thus it...

10.7166/21-2-50 article EN cc-by The South African Journal of Industrial Engineering 2012-01-15

The technology roadmapping field has evolved over time from the first and second generation roadmaps to current third roadmaps. As a strategy policy formulation tool, proved be useful in facilitating learning consensus across firm or industry. Similarly, have been used as process operationalise strategies by mapping details of future research development programs, technological capability programs manufacturing initiatives. Practitioners scholars alike are seeking new ways on integration...

10.1109/picmet.2015.7273147 article EN 2022 Portland International Conference on Management of Engineering and Technology (PICMET) 2015-08-01

From consideration of a functional view light it is possible to create multi-layered symmetry-based model light. This can be codified as an algorithm for emergence life. life seen organize the matter at increasing levels complexity, starting from field level manifest in quaternary architecture electromagnetic spectrum, through quantum particles, atomic structure Periodic Table, cells cell-based molecular plans, thus also suggesting radically different notion that commonly held true Complex...

10.1109/ccwc.2019.8666554 article EN 2022 IEEE 12th Annual Computing and Communication Workshop and Conference (CCWC) 2019-01-01

ENGLISH ABSTRACT: This article proposes a process to manage the problem of electronic component obsolescence from military product support perspective. By assessing applicable literature as well feedback and lessons learned relevant projects, methodology for management is proposed. The aim research provide definition drivers formulate within environment. provides guidelines on how activities can be optimised reduce risks thereby reducing related life cycle costs.AFRIKAANSE OPSOMMING: Hierdie...

10.7166/14-2-271 article EN cc-by The South African Journal of Industrial Engineering 2012-01-15

A globally competitive technology business environment requires a dual perspective for entrepreneurial change management to secure long-term and short-term vitality in mature organizations. Entrepreneurial organizations should shape the environment-organization relation pursue activities new businesses existing integrate efficiency, innovation adaptation. The presented concept of vital learning organization describes systematic theoretical framework firm-level entrepreneurship dynamic...

10.1142/s0219877014500448 article EN International Journal of Innovation and Technology Management 2014-07-15

The challenge for organisations to continually provide the best return on investment their shareholders has become increasingly difficult through globalisation of market place. There are many responses a company could make these challenges

10.7166/25-1-696 article EN cc-by The South African Journal of Industrial Engineering 2014-03-25

This paper presents a method that can be used to conduct safety risk assessment prior the dismantling of large bulk materials handling machines. The was developed during project involved decommissioning and two shiploaders stacker reclaimers had been in operation for more than 40 years. hazard operability (HAZOP) selected as suitable method. A research gap related availability HAZOP guide words safe these machines identified early this project. included (1) confirming appropriateness...

10.1061/(asce)co.1943-7862.0001942 article EN Journal of Construction Engineering and Management 2020-10-26
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