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Leonard Hyman & William Tilles

Contributor since: 08 Dec 2015

Leonard Hyman & William Tilles

Leonard S. Hyman is an economist and financial analyst specializing in the energy sector. He headed utility equity research at a major brokerage house and has provided advice on industry organization, regulation, privatization, risk management  and finance to  investment bankers,  governments and private firms, including one effort to place nuclear fusion reactors on the moon. He is a Chartered Financial Analyst and author, co-author or editor of six books including  America’s Electric Utilities: Past, Present and Future and  Energy Risk Management: A Primer for the Utility Industry. 

You can find Leonard Hyman's lastest book Electricity Acts on Amazon 


William I. Tilles is a senior industry advisor and speaker on energy and finance. After starting his career at a bond rating agency, he turned to equities and headed utility equity research at two major brokerage houses and then became a portfolio manager investing in long/short global utility equities. For a time he ran the largest long/short utilities equity book in the world. Before going into finance, Mr. Tilles taught political science .

Latest articles from Leonard Hyman & William Tilles

  • Saving U.S. Infrastructure – Can Trump Do It?

    Published 17 December 2016 | viewed 8,724 times

    Politicians routinely denounce the deterioration of America's infrastructure while skimping on funding needed improvements. The American Society of Civil Engineers (ASCE) issues an infrastructure report…

  • The Three Faces Of Climate Change

    Published 26 November 2016 | viewed 21,405 times

    The U.S. Presidential election is over and climate change is back in the headlines. The bulk of America’s population (if we can still trust surveys…

  • Can Trump End The War On Coal?

    Published 15 November 2016 | viewed 14,856 times

    The “war” on coal is, to us, about as real as the "war" on Christmas. It’s an artifact of political speech which, by its nature,…

  • Handling Renewable Growth: What Should Utilities Do?

    Published 06 November 2016 | viewed 7,001 times

    First headline (on page one). New green energy capacity exceeds new coal capacity. Average generating costs of onshore wind declined 30 percent and grid scale…

  • Big Oil Cannot Afford To Ignore Climate Change

    Published 29 October 2016 | viewed 12,299 times

    Investors have begun to take climate change more seriously now that the Paris climate agreement of December 2015 has created a new set of initials…

  • The Inevitable Decline Of U.S. Coal

    Published 15 October 2016 | viewed 12,023 times

    Back in the "good old days" when Tony Blair was leading the UK’s “New” Labor Party, he had to keep coal miners — the backbone…

  • Just How Hard Is It To Cut Greenhouse Gases?

    Published 13 October 2016 | viewed 14,963 times

    It isn’t easy to diet and it may be even harder to reduce the nation’s greenhouse gas emissions (GHGs). A new study from Lawrence Berkeley…

  • Precipitous Fall In NatGas Prices Slows Down Energy Investment Here

    Published 04 October 2016 | viewed 5,802 times

    Renewable energy costs continue to decline according to the U.S. Department of Energy (“Revolution Now”, September 2016). Since the DOE is often late to the…

  • Why Are Investors Willing To Pay So Much For UK Utilities

    Published 02 October 2016 | viewed 6,292 times

    National Grid and SSE, two of the UK’s largest utilities, have announced that they are planning to sell all or part of their gas distribution…

  • Can Donald Trump Really Save U.S. Coal?

    Published 27 September 2016 | viewed 14,393 times

    On September 22, Donald Trump reaffirmed his intent to revive the American coal industry--without many details on how to do it. What influences the price…

  • Are Low Interest Rates Bad For Energy?

    Published 21 September 2016 | viewed 5,938 times

    Money today costs practically nothing. A recent study out of the Federal Reserve Bank of San Francisco set the “natural“ rate of interest at about…

  • Ethical Investing: Duke Energy Bounced From Norway Sovereign Wealth Fund

    Published 17 September 2016 | viewed 6,961 times

    Norway’s sovereign wealth fund, the biggest in the world, has just sold all the equity shares of Duke Energy it owned from its portfolio. Duke…

  • Despite Criticism, Prime Minister May Gives Go-Ahead To Hinkley Point

    Published 15 September 2016 | viewed 12,333 times

    Prime Minister May on Thursday approved construction of the Hinkley Point C nuclear facility despite much publicized design flaws, delays, criticism and cost overruns. This…

  • World’s Smartest Investor Outperforms With Boring Utilities

    Published 09 September 2016 | viewed 11,240 times

    Warren Buffet doesn't need the likes of us touting his investment acumen. His holding company, Berkshire Hathaway, has compiled a stunning record of achievement over…

  • Spike In Grid Failures: The Next Big Headache For Utilities

    Published 04 September 2016 | viewed 13,244 times

    Reliability of the electrical grid is a big piece of the "package" that franchise-owning electric companies sell their customers. Just trust the local utility. No…

  • Utilities Struggle With Higher Costs, Lower Revenues

    Published 03 September 2016 | viewed 6,047 times

    U.S. investor-owned electric companies will spend 17 percent more on new equipment in 2016 than in 2015 despite slow-to-no sales growth, according to the Edison…

  • How British Energy Regulations Benefit Investors

    Published 13 August 2016 | viewed 4,620 times

    During the glory days of Margaret Thatcher, the British instituted a new kind of utility regulation. It was modeled after a price control scheme designed…

  • New York Nuclear Plants Deemed A “Public Necessity”

    Published 07 August 2016 | viewed 12,672 times

    Last week the New York Public Service Commission approved a Clean Energy Standard for the state. The two key components are a mandate for 50…

  • Why The UK Postponed This Nuclear Megaproject

    Published 05 August 2016 | viewed 17,646 times

    Late last week UK Prime Minister, Theresa May, told France’s Hollande that she wanted more time to review the Hinkley Point nuclear project. The Board…

  • Powering The Internet Of Things

    Published 02 August 2016 | viewed 13,073 times

    Years ago, at an electric utility conference, we listened to an optimistic presentation about a significant new addition to electricity demand, the personal computer. (You…

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