
CapEx: It matters how you slice it.
Confusion about capital cost categories can cause problems in early stage cost modeling.


Cyclotron Road & Techonomics: Cost modeling for science entrepreneurs
Cyclotron Road is a technology incubator embedded at Lawrence Berkeley National Lab. It’s a home for innovators whose ideas are too...

Upcoming AIChE webinar
AIChE approached me with the idea of producing a one-hour live webinar related to my recent article for Chemical Engineer Progress on...

Pro Tip: Searchable Excel Stream Tables with VBA
Note: This article was originally published in AIChE's ChEnected blog. The astute process engineer loves building stream tables in Excel....

AIChE ChEnected guest blog: 'What's the most important question for your R&D breakthroug
I wrote this article as a guest blogger for the American Institute of Chemical Engineers blog, ChEnected. Check out the original and...

Using Monte Carlo Analysis in Technology Development: Quantifying risk due to uncertainty
“It is an inescapable fact that estimates of resource requirements for future systems are beset with uncertainty. The question is not...

Cognitive bias & technology development
“In terms of its consequences for decisions, the optimistic bias may well be the most significant cognitive bias. Because optimistic bias...


Investing in new chemical technologies
Investing in a new chemical technology is different than, for example, investing in a new mobile app. It’s not like you can lock a bunch...

Tornado diagrams in technology development
Tornado diagrams are one of my favorite tools for visually representing the results of a techno-economic model. They highlight the most...