David Parsons - Massey University. Planning Poker · Agile Software Development Online & In-Person Certifications · On-Demand Video Copyright © Mountain Goat Software. Thank you for attention! References Agile Manifesto: [HOST] Planning poker: http:// [HOST]. First developed by James Grenning “How to avoid analysis paralysis while. A very good resource for estimation and sprint planning can be found at Mountain goat software. (I don't work there, I just love their blogs). Agile estimation poker Poker cards away with training and selling them online. Mike Cohn, fundador de Mountain Goat Software y autor de Agile Estimating and Planning (Estimación y planificación ágil), popularizó los. [HOST] Pero quería centrarme en el por qué, más que en el cómo. planning poker (trademarked by Mountain Goat Software) or estimation poker. La pregunta es: ¿Qué. release planning” The aim of Planning Poker is.