Commentaries, Interviews & Profiles

An Open Letter to the California Contractor’s State License Board
In this open letter to the California Contractor's State License Board, Scott Cohen argues that the state should adopt mandatory continuing education for pool contractor licensing and license renewals. It's a change he believes would ultimately protect contractors and consumers by reducing the number of construction defects. ...
Caution: Don’t Forget the Tape
For all of the complexity and sophistication of watershape construction projects, some of the most important considerations are also the simplest. Chief among those, says Scott Cohen, using caution tape to help prevent jobsite injuries is an essential measure, but also one that can be all too easy to forget. ...
Perfecting Substrates (the importance of bonding agents)
Concrete bonding agents play a crucial role in ensuring a strong and durable bond between shotcrete and plaster in swimming pools. They offer a host of advantages that can work to improve durability of a cementitious finish, while evening out its appearance, explains Jon Temple, who urges builders and plasters to think twice before skipping the bonding agent. ...
Real Advantages of Artificial Turf
Artificial turf has rapidly grown in popularity in recent years, and especially so in its use beside swimming pools and other bodies of water, says turf specialist Nick Ogilvie. Water conservation, radically reduced maintenance and great appearance are all reasons for the movement toward grass that never grows and never dies.  ...
Riding the Tides (25 years of WaterShapes)
Since its debut in February 1999 as an innovative print magazine, WaterShapes has spent the past 25 years exploring the art and science of water – and the oceans of possibilities waiting to be discovered along the way. As Eric Herman shares in this special retrospective, the long journey through the world of water has been its own unique reward.   ...
Mythic Beauty
Her name is Kópakonan, but she is also known as “The Seal Wife,” a mythical figure known as a “selkie.” Immortalized in Nordic legend, a stunning bronze stature celebrates the rich oceanic folklore of remote Faroe Islands, and the power of art in a dramatic aquatic setting. ...
Portland Limestone Cement (an impactful change)
The introduction of Portland Limestone Cement (PLC) is intended to dramatically reduce the carbon footprint of concrete production. That good intention may, however, come with unintended consequences, says plaster expert and educator, Jon Temple. ...
Working in Water
While watershaping is very much about adding fun, health and beauty to our lives, it’s impact on society is far more all-encompassing. The control, treatment and distribution of water is arguably the true yard stick of civilization, one of the main ingredients in human existence. ...
A Breakthrough in Fountain Flow Control?
With the introduction of its SplashValve, manufacturer SplashBotix believes the device has the potential to revolutionize the way show fountains and interactive water features are designed. In this Q&A discussion, Ronn Garland, the company’s program director and the valve’s creator, explains how it works. ...
Concrete and Acid (a damaging combination)
The nature of concrete-based materials dictates the risk of contact with acidic solutions. In this “white paper” on the subject, industry educators, Paolo Benedetti and Jon Temple offer a bold reasoning for turning away from long-practices that expose plaster to acidic water. ...