I am an IBM MQ (formerly WebSphere MQ, and formerly MQSeries) expert, and worked on the product as a developer in IBM Hursley from 1996-2015. My areas of expertise include security, MQ API, MQSC + PCF, Publish/Subscribe, Channels. I now write technical education courses on MQ.
I have presented at many different conferences, both IBM conference and user groups such as SHARE and GSE on the above topics, all over the world.