John Leonard is responsible for the setting up and running qualitative and quantitative surveys for Computing Research's clients in order to assess the opinions and experiences of IT professionals on issues important to the industry, such as cloud computing, bring-your-own-device (BYOD) and the IT decision making process as a whole.

Articles & blogs by John Leonard

Research: Legacy systems – time to bite the bullet?

death-data-center
Upgrading legacy systems is a difficult and risky business. John Leonard takes a look at what organisations are running and why
03 Mar 2014

Internet and mobiles now more addictive than TV - survey

Facebook Paper for iOS looks to rival Flipboard
Social media not so habit forming and there's more kindness than cruelty, finds Pew
28 Feb 2014

Case study: how Oracle licensing drove us into the arms of Maria

empty-pockets
Online retailer Greetz tells Computing how migrating to MariaDB has allowed it to grow and innovate
27 Feb 2014

Big data and the internet of things - turning OT to IT

Talend explains why proprietary enterprise software will struggle in the new hyper-connected age
24 Feb 2014

Viber explains why it ditched MongoDB and Redis in favour of Couchbase

Rapid growth in traffic meant the MongoDB / Redis system struggled to scale
21 Feb 2014

Banks haven’t got their heads around big data yet, says EY

Banks have fallen behind the curve, offering opportunities to those who understand data
20 Feb 2014

Crowdsourcing is the answer to cutting energy bills, says ex-Google startup EnergyDeck

Community-based analytics provides the information people need to take action, says CEO Kott
19 Feb 2014

The power behind the next mobile revolution

Two decades after its arrival changed the mobile tech game, the lithium-ion battery is starting to show its age. John Leonard asks experts what might take its place
17 Feb 2014

CloudFlare gives details of 'largest ever DDoS attack' and warns of worse to come

'Buckle up', advises CEO Matthew Prince warning that criminals may have even bigger attacks planned
14 Feb 2014

Out of power? Don’t blame the battery, rap the app

'Software is frequently written with complete disregard for the battery,' says Bedford Uni's David Jazani
13 Feb 2014

Cloud computing? No way, say half of SMEs

Marketed as the ideal solution to SMEs’ resource problems, a survey finds few signs that small businesses agree. John Leonard reports
07 Feb 2014

Success of Hadoop big data platform took me by surprise, says co-creator Doug Cutting

'Open source model was essential to its success - but we didn't know that at the time'
07 Feb 2014

The threat to internet security from quantum computing

Like nuclear fusion, universal quantum computers always seem to be five years away. But as John Leonard reports, a major breakthrough may not be far off, and for internet security nothing will be the same again
03 Feb 2014

Amazon shares fall as investors grow impatient

Fears of overstretch amid rising distribution costs and sluggish international sales
31 Jan 2014

Bye bye BlackBerry, it's software not hardware that will secure mobility, says Good CEO

Christy Wyatt tells Computing why she believes a focus on securing the device rather than the data on it is the wrong approach
27 Jan 2014