Complexity - Variability - Uncertainty

SD2 – Engaging with complexity, quantifying variability and managing uncertainty

After more than 30 years working in the Resource sector, SD2’s founder Scott Dunham is passing his knowledge and expertise back to the industry. Scott has a passion for sharing knowledge and opinions and SD2 is focused on confronting the underlying causes of many of the complex problems the industry faces day-to-day and year-to-year. If you have a problem or challenge that simply won’t go away, you’ve tried everything and nothing works, check these pages and you may just find an insight into the solution.

What We Do

Formulate - Investigate - Solve - Implement


Training - Mentoring - Knowledge Transfer


Review - Probe - Confirm - Recommend

Deeper Insight
The Truth About Estimation – Assessing Spatial Variability

This simple equation is possibly one of the most influential and important drivers of the mining industry and yet most… Read More

Circa 1993…. An adaptation

‘Twas the night before Xmas and... My new HP Apollo 9000-725 just arrived.... A workstation for estimation and database to… Read More

The Truth About Estimation #6 – The Domain Dilemma.

It had to happen. There’s no way to avoid it and still derive reasonable and robust grade predictions. We must… Read More