Should numbers be written in numerals or words?

When writing numbers, should we use numerals (“5,000”) or words (“five thousand”)? I’m particularly interested in how easy each is to read and interpret, and whether it’s an important consideration for dyslexic users.
Intuitive colour pickers for non-expert users?

Does anyone have examples of favourite colour pickers (as UI elements, not dedicated color-picking apps or sites) for common, ‘everyday’ colours – not for RGB or HSL values?
I find traditional colour wheels really unintuitiv…
How to gauge whether customers would use an advanced feature

I am working on a new design for bank reconciliation in a piece of accounting software. We have identified our users’ existing workflows and problems with our current design from an earlier round of customer interviews.
A co…
How to gauge whether customers would use an advanced feature

I am working on a new design for bank reconciliation in a piece of accounting software. We have identified our users’ existing workflows and problems with our current design from an earlier round of customer interviews.
A co…
Shouldn’t UX be Lean and Agile inherently?

People describe different types of UX such as Agile UX and Lean UX. Looking at the Agile manifesto and Lean methodology, it would seem to me that a successful implementation of UX processes would require a flexible and effici…
Shouldn’t UX be Lean and Agile inherently?

People describe different types of UX such as Agile UX and Lean UX. Looking at the Agile manifesto and Lean methodology, it would seem to me that a successful implementation of UX processes would require a flexible and effici…
Is pop up always bad?

I am involved in a redesign project (web app) where existing system throws quite frequent, random pop ups. These pop ups are used to gather information and also to display information and confirmation. Considering just to ent…