The authors of The Marketing Technology blog are a collection of marketing professionals who collectively provide expertise in a number of areas, including brand marketing, public relations, pay-per-click marketing, search engine marketing, mobile marketing, online marketing, ecommerce, analytics, usability, and marketing technology.

Here are the latest contributing authors:

Lorraine Ball twenty years in corporate America, before she came to her senses. Today, you can find her at Roundpeg, a small marketing firm, based in Carmel, Indiana. Along with an extraordinarily talented team (which includes Bonnie the dog and Clyde the cat) she shares what she knows about marketing, networking, pr, social media and business planning. Committed to contributing to a vibrant entrepreneurial economy in Central Indiana, Lorraine is focused on helping small businesses, become big businesses.

Robby Slaughter is a workflow and productivity expert. His focus is helping organizations and individuals to become more efficient, more effective and more satisfied at work. Robby is a regular contributor in several regional magazines and has been interviewed by national publications such as the Wall Street Journal. His latest book is The Unbeatable Recipe for Networking Events.. Robby runs a business improvement consulting company.

Scott Hardigree is CEO at Indiemark, a full-service email marketing agency and consultancy based in Orlando, FL. Scott can be reach at scott@indiemark.com.

Chris is the Vice President of Business Development for Formstack. He manages many of Formstack's marketing efforts with a special interest in discovering how social and online marketing can help Formstack grow. Formstack is an online form-building tool that takes a lot of the headache out of collecting and managing data online.

Chris is a partner of EverEffect, specializing in Pay Per Click Account Management, SEO Consulting and Web Analytics. Chris has over 16 years of Internet experience with Fortune 500 companies and expertise directing and implementing online experiences to promote business, products and services. Chris' specialties include; Customer Online Self-Service, Search Engine Optimization (SEO), Search Engine Marketing (SEM), E-commerce, Online Customer Acquisition, Conversion Tactics, Developing Internet Strategies, Online ROI Measurement.

Jayson is the founder & CEO of AudienceBloom, a Seattle-based SEO & social media marketing agency. He enjoys contributing industry insight and expertise for the benefit of marketers, business owners, and webmasters everywhere. You can contact him on Twitter, LinkedIn, or Google+.

Lavon Temple is the Marketing Coordinator at Delivra, an email marketing software and services company in Indianapolis. She is responsible for assisting the Director of Marketing with organizing a wide range of marketing materials. Lavon assists in creating and maintaining marketing plans involving email campaigns, direct mail, marketing events, public relations, advertisements, customer communications, and more. Lavon is a graduate of Butler University.

I'm the social business strategist at DK New Media. Blame it on my parents, my heartland upbringing, or my obsession with the past, but folks tell me I am really, really good at relationship building and negotiating, bridging the gap between what customers expect, and what great companies should be (but usually aren't)

Hanna is the Social Media Marketer for SurveyMonkey. Her passion for all things social extends well past her Tweet stream. She loves people, happy hour, and a good sports game. She has traveled to every continent except for Antarctica, but she's working on that...

Tim Piazza is a partner with Social LIfe Marketing and founder of ProSocialTools.com, a small business resource for reaching local customers with social media and mobile marketing. When he's not creating innovative solutions that accelerate business processes, Tim likes to play mandolin and craft furniture.

Andrew is CPC Strategy's Director of Marketing. In late September 2010, Andrew finished writing the first-ever Merchant Comparison Shopping Handbook which provides a comprehensive overview on how to start and manage an effective comparison shopping campaign. Today Andrew spends most of his time consulting medium and large online retailers and online marketing agencies, and also writing and directing the CPC Strategy Blog.

Since 2002, Chad H. Pollitt has played an integral role in designing, developing, deploying, executing and tracking robust web marketing strategies for hundreds of companies and organizations and is an internet marketing expert. Chad is a decorated veteran of Operation Iraqi Freedom, an Army National Guard Commander and the Director of Inbound Marketing at Kuno Creative, one of the hottest inbound marketing agencies in the country. He authored "The Content Marketing Manifesto" in 2012. His other writings and articles have been published in dozens of newspapers, magazines and websites throughout the world.With over 10 million dollars of tracked ROI for SEO alone, he has been a  guest lecturer, syndicated blogger, author, keynote presenter and featured on multiple radio shows, podcasts and in The Wall Street Journal.

John is the Chief of Community Creation at Truffle Media. Truffle Media Networks provides Ag Media You Can Use, through high-quality, turnkey production and distribution of agriculture business-focused media series.

Bill (@billcenglish) is the design chief at Tuitive and has been making art on computers since the days of the Amiga 500. The Internet and the web browser allowed him to finally merge lifelong interests in graphic design and sequential art with his fascination of technology and programming. Bill's hobbies include Marvel comics, Guitar Hero, and watching podcasts about movies. Most of his design sessions are fueled by copious amounts of Diet Coke. He currently lives in Westfield, IN, with his amazing wife, Nicole, and equally amazing son, Van.

Isaac Pellerin is the Revenue Marketer at TinderBox, a Software as a Service that makes it easy to create, manage, and track interactive proposals. He loves a good story and enjoys working to enhance the way companies engage with their prospects and customers. He believes that marketing and sales are at their best when they have shared goals and metrics.