About The Authors |
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Chip Anderson is the founder and president of
He founded the company after working as a Windows developer and corporate consultant at Microsoft from 1987 to 1997.
Since 1999, Chip has guided the growth and development of into a trusted financial enterprise and highly-valued resource in the industry.

In this blog, Chip shares his tips and tricks on how to maximize the tools and resources available at, and provides updates about new features or additions to the site.

"Here at StockCharts, our mission is to provide you, the individual investor, with the tools and resources you need to succeed."

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Mary Ellen McGonagle is a professional investing consultant and the president of MEM Investment Research. After eight years of working on Wall Street, Ms. McGonagle left to become a skilled stock analyst, working with William O’Neill in identifying healthy stocks with potential to take off. She has worked with clients that span the globe, including big names like Fidelity Asset Management, Morgan Stanley, Merrill Lynch and Oppenheimer. She now offers her high-level expertise to investors across the globe, writing the weekly investment-focused newsletter The MEM Edge. Ms. McGonagle knows what to look for – combining fundamental and technical information with a heavy dose of intuition – and has 20 years of experience as a trusted advisor to the advisors.

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Grayson Roze is the author of Trading for Dummies (Wiley, 2017) and Tensile Trading: The 10 Essential Stages of Stock Market Mastery (Wiley, 2016). He is also the Vice President of Operations at and the co-founder of Stock Market Mastery. Grayson speaks regularly at investment seminars across the country, including to organizations such as the CMT Association and the American Association of Individual Investors (AAII). He holds a Bachelor's degree from Swarthmore College, where he studied Economics and Psychology.

"Successful investing is a matter of consistent execution, discipline and routines. Maintain the discipline to consistently execute your trading and money management routines - and keep your emotions under control in the process - and the faucet of profits will begin to flow."

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John Hopkins

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Julius de Kempenaer is the creator of Relative Rotation Graphs™. This unique method to visualize relative strength within a universe of securities was first launched on Bloomberg professional services terminals in January of 2011 and was released on in July of 2014.

After graduating from the Dutch Royal Military Academy, Julius served in the Dutch Air Force in multiple officer ranks. He retired from the military as a captain in 1990 to enter the financial industry as a portfolio manager for Equity & Law (now part of AXA Investment Managers). In 1992, Julius moved to IRIS/Robeco as a buy-side quantitative/technical analyst. He remained with the firm until 1997 when RABObank acquired Robeco. Julius then moved to RABObank International as the head of technical analysis on the trading floor in Utrecht. Until June of 2007, he served in a similar role on the trading floor of Kempen & Co. in Amsterdam. More recently he worked as a quantitative strategist/portfolio manager for Taler Asset Management in Gibraltar. 

Presently, Julius is the director/owner of RRG Research in Amsterdam. RRG Research works with a limited number of partners, such as, to make available and publish Relative Rotation Graphs. They provide bespoke research based on relative strength to institutional investors. At another level, Julius works with various asset management companies on the development and implementation of asset allocation models into their portfolio construction workflow.

RRG Charts enable users to analyze trends in the relative strength of various securities (sectors, individual equities, indexes, etc.) in a single graphical format without having to browse through a large number of charts with 1-1 comparisons. It increases analysis efficiency and provides stronger insights into the relative trends that are at work in a universe of securities. They provide the "big picture in one picture" so to say.

A free version of a Relative Rotation Graph can be found here. subscribers can also create custom RRG Charts from some pre-defined universes as well as from their own list of symbols.

Julius will contribute to the RRG Charts blog on a regular basis and will gladly answer any questions or engage in a discussion either on the blog or on The StockCharts Answer Network (s.c.a.n.).

RRG, Relative Rotation Graphs, JdK RS-Ratio and JdK RS-Momentum are registered TradeMarks by RRG Research.

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Erin Swenlin is a co-founder of the website along with her father, Carl Swenlin. She launched the DecisionPoint daily blog in 2009 alongside Carl and now serves as a consulting technical analyst and blog contributor at Erin is an active Member of the CMT Association. She holds a Master's degree in Information Resource Management from the Air Force Institute of Technology as well as a Bachelor's degree in Mathematics from the University of Southern California.

"I use the DecisionPoint timing signals and indicators to find the strongest possible investment opportunities while simultaneously limiting risk exposure. The DecisionPoint Analysis Approach emphasizes the interpretation of mechanical signals generated from price trend, market conditions, momentum and sentiment measures, among others."

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Greg Schnell, CMT, is a Senior Technical Analyst at specializing in intermarket and commodities analysis. He is also the co-author of Stock Charts For Dummies (Wiley, 2018). Based in Calgary, Greg is a board member of the Canadian Society of Technical Analysts (CSTA) and the chairman of the CSTA Calgary chapter. He is an active member of both the CMT Association and the International Federation of Technical Analysts (IFTA).

Greg joined in 2012 and has be instrumental in helping launch a variety of new blogs and other commentary platforms. Presently, Greg contributes market analysis commentary to The Canadian Technician, ChartWatchers and Don't Ignore This Chart blogs. His primary technical interest is in the global intermarket relationships between the equities, bonds, currencies and commodities markets.

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Carl Swenlin is a veteran technical analyst who has been actively engaged in market analysis since 1981. A pioneer in the creation of online technical resources, he was president and founder of, one of the premier market timing and technical analysis websites on the web. DecisionPoint specializes in stock market indicators and charting. Since DecisionPoint merged with in 2013, Carl has served a consulting technical analyst and blog contributor. He is a Member of the CMT Association (formerly Market Technicians Association).

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Tom Bowley is the Chief Market Strategist of, a company providing a research and educational platform for both investment professionals and individual investors. Tom writes a comprehensive Daily Market Report (DMR), providing guidance to members every day that the stock market is open. Tom has contributed technical expertise here at since 2006 and has a fundamental background in public accounting as well, blending a unique skill set to approach the U.S. stock market. has a long history of outperforming the benchmark S&P 500 with its 4 equal-weighted portfolios - Model, Aggressive, Income, and Strong AD (accumulation/distribution). Portfolio performance is updated daily and can be seen

EarningsBeats recently added a Model ETF portfolio, which also is designed to provide benchmark-beating returns. The research platform includes multiple ChartLists to organize technically- and fundamentally-strong companies for its members. We also provide our members with predefined scans to use against those ChartLists to identify excellent trading candidates. In addition to all of this, Tom is a fervent student of stock market history and shares a monthly seasonality analysis for members as well.

Tom is a former co-host of "Market Open LIVE", a syndicated, national radio broadcast in 22 cities around the U.S. He was also host of StockCharts TV's original flagship show, "MarketWatchers LIVE". Tom has taught thousands of traders around the globe to trade more effectively and intuitively. On a personal note, and when he's not analyzing the stock market, Tom is an avid golfer and sports a 7 handicap.

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Arthur Hill, CMT, is the Chief Technical Strategist at Focusing predominantly on US equities and ETFs, his systematic approach of identifying trend, finding signals within the trend, and setting key price levels has made him an esteemed market technician. Arthur has written articles for numerous financial publications including Barrons and Stocks & Commodities Magazine. In addition to his Chartered Market Technician (CMT) designation, he holds an MBA from the Cass Business School at City University in London.

"I am a swing trader focusing on timeframes that extend from a few weeks to a few months. I look for corrections within the bigger trend to identify mean-reversion setups."

Arthur takes a quantitative approach to trading using simple strategies and repeatable processes. Many of these strategies have been backtested and he often shares the results, as well as the strategy. Arthur uses a three-step process to find trading candidates. First, a weight-of-the-evidence approach is used to establish the broad market environment (bull market or bear market). Second, trend and momentum filters are utilized to identify strong sectors, industry groups, and stocks. Third, pattern analysis and momentum oscillators are used to identify tradable pullbacks. Further elements of his trading strategy include a short-term catalyst for entry, an exit strategy, and a profit target. Arthur's favorite indicator is RSI.

Arthur brings over 20 years experience as a trader, technical analyst, and educator. In addition to providing timely analysis and commentary under both the Art's Charts and Don't Ignore This Chart blogs, he is responsible for writing the vast majority of the educational content in the website's ChartSchool area. Arthur has also produced dozens of instructional videos for

Arthur has written a book defining his process: Define the Trend and Trade the Trend. This book shows beginner and intermediate level chartists how to determine trend direction and find low-risk entry points within that trend. He has been featured in Stocks & Commodities Magazine, the CMT Association Webcasts, the Benzinga Premarket Prep and the Financial Sense News Hour, and been quoted in other financial publications.

Arthur received a B.S. in Political Science and Russian Studies from the University of Houston, and an MBA (Finance) from City University Business School in London. He is a Chartered Market Technician (CMT) and a member of the CMT Association. When not immersed in the markets, he enjoys family time, tennis and scuba diving.

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David Keller, CMT is Chief Market Strategist at, where he helps investors minimize behavioral biases through technical analysis. He is a frequent host on StockCharts TV, and he relates mindfulness techniques to investor decision making in his blog, The Mindful Investor.

David is also President and Chief Strategist at Sierra Alpha Research LLC, a boutique investment research firm focused on managing risk through market awareness. He combines the strengths of technical analysis, behavioral finance, and data visualization to identify investment opportunities and enrich relationships between advisors and clients. David’s blog, Market Misbehavior, explores the intersection between behavioral psychology and the financial markets.

David was previously a Managing Director of Research for Fidelity Investments in Boston, where he managed the Technical Research Department as well as the legendary Fidelity Chart Room. He also co-managed the Business Associate Program, a rotational program for recent undergraduates.

A Past President of the Chartered Market Technician (CMT) Association, David most recently served as a Subject Matter Expert for Behavioral Finance. He is also a member of the Technical Securities Analysts Association San Francisco and the International Federation of Technical Analysts. He has lectured on technical analysis and behavioral finance as an Adjunct Professor at the Brandeis University International Business School in Waltham, Mass.

David was formerly a Technical Analysis Application Specialist with Bloomberg LP in New York and was a regular contributor to Bloomberg Markets magazine. He is editor of the book Breakthroughs in Technical Analysis: New Thinking from the World's Top Minds, published in 2007 by Bloomberg Press.

David is a classically trained musician and student pilot, and resides in Duvall, Wash. with his wife and two children. He received degrees in Music and Psychology from The Ohio State University.

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