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Professor Ranjit Perera: One who refused to bend the rules

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Appreciation

Professor Ranjit Perera passed away on 17th February 2021, a few months after his retirement from the University of Moratuwa. He dedicated his entire life to teaching undergraduates and graduates, and on research into very practical aspects of electrical engineering and the electric utility industry. Thousands of engineers who graduated from University of Moratuwa, and from Kotelawala Defence University where he was Dean Engineering in its formative years, have learned from Ranjit. He was ever ready to assist students in their projects, both at undergraduate and master’s levels, diligently guiding them through the initial months of “finding their way”, right up to the end.

His postgraduate study and research were in Germany, where he also spent some of his sabbatical leave, after rejoining University of Moratuwa. When the position of Director General, Public Utilities Commission fell vacant in 2008, he was appointed to the position. The experience of many countries was that an academic was most suitable to lead a new regulatory commission. Tactful, genuine, and passionate interventions are required when a country establishes a new regulatory commission to supervise an established industry with a 100-year history, which had been self-regulating for 60 years.

Year 2009 was a milestone year in Sri Lanka’s electricity industry for two reasons: the new Electricity Act, debated for ten years, was approved by Parliament in April; there was a massive blackout in October. Both these events heaped a lot of responsibilities on the Public Utilities Commission, which itself was still in its infancy. Professor Perera was the Director General. Within a few months, he completed all the initial regulatory instruments required under the new Act. CEB and LECO were issued with “licenses”. They had to pay “license fees” to the regulatory commission, which was a new experience. The industry structure too was novel; one owner had to be issued with many licenses. Dynamics and sentiments in the industry had to be managed with maturity and care, which only an academic of the caliber of Professor Ranjit was able to deliver.

A gung-ho attitude would not work, and Professor Perera knew that very well. He was the perfect bridge between the mostly politically appointed commissioners with no experience in the electricity industry and the relatively inexperienced secretariat; while a strong government and a mature electricity industry were closely watching how the commission would perform.

Being the licensing agency, and with the private sector allowed to produce and sell electricity under license, pressure on the Commission and the Director General was enormous. An honest DG knows the law and its limits. He must be answerable to his own conscience, the government, the utility industry and the academic community. The pressure from within and outside, demanding various illegal actions from the DG may have been enormous. Being a man of principle, on a day in December 2009, he resigned from the position of Director General.

Although Professor Perera had to leave this world early, his teaching, his research and his overall contributions to the electricity industry will remain and be remembered for years to come. He stood up for what is right and refused to bend the rules!

Dr TILAK SIYAMBALAPITIYA



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Opinion

Jeffrey: Cartoonist par excellence 

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If there exists a print media personality who does not receive the due recognition and appreciation he rightfully deserves, it undoubtedly is ‘Jeffrey’ of The Island newspaper. The works of many a journalist have been frequently highlighted and appreciated but the capabilities and efficiency of personnel of the calibre of ‘Jeffrey ‘ are, more or less, taken for granted.

In every sphere of life, professional or occupational, there are people who function, not necessarily from behind the scenes, but nevertheless perform an equally efficient service, which in all probability goes unnoticed.

To be frank, even before reading the headlines of the Newspaper, as is customary now, my eyes seek for the Cartoon of the day. Indeed, a sight for sore eyes each morning, the lovable ‘Jeffrey’ makes my day.

Suffice to say that a ‘Good Job done man’ type of occasional pat on the back, to a person who puts his very soul into his work, would touch the only place where it matters the most – his heart. If a smile could work wonders, then how much further would a word of appreciation go.

‘Jeffrey ‘ has, time and again through his  cartoons, aptly proven his innovative and creative skills to present factual depiction of current affairs, both local and global. His drawing pen effortlessly covers all boundaries, irrespective of whatever nature. On a previous occasion, too, I have openly commended his abilities, finding it difficult to fathom how he could convey pertinent incidents, normally requiring hundreds of words to express, with a single drawing.

To all intents and purposes, ‘Jeffrey ‘ ranks much higher and could be considered as a rare find when compared with the numerous others actively engaged in this particular field of professionalism.

In ‘Jeffrey ‘, The Island newspaper indeed has a Cartoonist par excellence!

Jeffrey, more power to your elbow!

WILLIAM PHILLIPSZ 

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Opinion

Anti-aging injection shows promise in re-growing knee cartilage

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Scientists at Stanford Medicine have reported a discovery that could change how arthritis and joint damage are treated. In experiments on animals and human tissue, researchers found that blocking a protein linked to aging can restore worn cartilage in the knee and prevent arthritis after injury. The treatment works not by adding stem cells, but by reprogramming existing cartilage cells to behave in a more youthful way.

In aging mice, an injectable drug rebuilt knee cartilage that normally thins with age. In mice with knee injuries similar to anterior cruciate ligament tears, the same treatment prevented the onset of arthritis, a condition that often follows such injuries in humans. A pill form of the drug is already being tested in early clinical trials for age-related muscle weakness, raising hopes that a similar approach could one day be used for joints.

Human knee cartilage removed during joint replacement surgery also responded to the treatment. When exposed to the drug in the laboratory, the tissue began forming new cartilage that resembled healthy, functional joint cartilage. These findings suggest that cartilage lost to aging or arthritis might eventually be restored through injections into the joint or even oral medication, potentially reducing the need for knee and hip replacements.

Osteoarthritis affects about one in five adults in the United States and costs tens of billions of dollars annually in direct health care spending. Despite its prevalence, there is no drug that can stop or reverse the disease. Current treatment focuses on pain relief, physical therapy and, in advanced cases, joint replacement surgery.

The new therapy targets a protein known as 15-PGDH, which increases in the body with age. The research team classifies it as a gerozyme, a type of enzyme that contributes to the gradual decline of tissue function over time. Previous work from the same group showed that rising levels of 15-PGDH weaken muscles with age. Blocking the protein restored muscle strength and endurance in older mice, while forcing young mice to produce it caused muscle loss.

Unlike muscle, bone or blood, cartilage does not rely on stem cells to repair itself. Instead, cartilage cells called chondrocytes can change their gene activity. By inhibiting 15-PGDH, researchers found that these cells reverted to a more youthful state and began producing healthy cartilage again.

“This is a new way of regenerating adult tissue, and it has significant clinical promise for treating arthritis due to aging or injury,” said Helen Blau, professor of microbiology and immunology at Stanford and a senior author of the study.

There are three main types of cartilage in the body. Elastic cartilage forms flexible structures like the outer ear. Fibrocartilage is tough and shock absorbing, found between spinal vertebrae. Hyaline cartilage, also called articular cartilage, is smooth and glossy and allows joints such as the knees, hips and shoulders to move with minimal friction. Osteoarthritis mainly affects this last type.

The disease develops when joints are stressed by aging, injury or excess weight. Chondrocytes begin releasing inflammatory molecules and breaking down collagen, the main structural protein of cartilage. As collagen is lost, cartilage thins and softens, leading to pain, swelling and stiffness. Articular cartilage rarely regenerates on its own, and attempts to find stem cells capable of rebuilding it have largely failed.

In the new study, researchers compared knee cartilage from young and old mice and found that levels of 15-PGDH roughly doubled with age. When older mice were treated with a drug that blocks the protein, either throughout the body or directly in the joint, their knee cartilage thickened and regained function. Importantly, the new tissue was true hyaline cartilage rather than weaker fibrocartilage.

The results were equally striking in injured joints. In mice with ligament injuries, repeated injections over four weeks sharply reduced the likelihood of developing arthritis. Untreated animals showed high levels of 15-PGDH and developed arthritis within weeks. Treated animals moved more normally and placed more weight on the injured limb.

Detailed analysis showed that the treatment shifted the balance of cartilage cells. Cells associated with inflammation and cartilage breakdown became less common, while cells responsible for producing healthy joint cartilage increased markedly. This change occurred without the involvement of stem cells.

When human osteoarthritic cartilage was treated in the laboratory for one week, similar changes were observed. Levels of harmful gene activity fell, and signs of cartilage regeneration appeared.

The findings are encouraging but still early. While safety trials of a 15-PGDH inhibitor for muscle weakness have shown promising results, clinical trials focused on cartilage regeneration have yet to begin. Even so, researchers are optimistic.

“Imagine regrowing existing cartilage and avoiding joint replacement,” Blau said. For millions living with joint pain and stiffness, that possibility now seems closer than ever.

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Opinion

Why is transparency underfunded?

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The RTI Commission has now confirmed what many suspected — although the RTI Act grants it independence to recruit staff, this authority is rendered toothless because the Treasury controls the purse strings. The Commission is left operating with inadequate manpower, limiting its institutional growth even as it struggles to meet rising public demand for information.

 This raises an uncomfortable question: if the Treasury can repeatedly allocate billions to loss-making State-Owned Enterprises — some of which continue to hemorrhage public funds without reform — why is adequate funding for the RTI Commission treated as optional?

 Strengthening transparency is not a luxury. It is the foundation of good governance. Every rupee spent on effective oversight helps prevent many more rupees being wasted through inefficiency, misuse, or opaque decision-making.

 In such a context, can one really fault those who argue that restricting the Commission’s resources conveniently limits disclosures that may prove politically inconvenient? Whether deliberate or not, the outcome is the same: weaker accountability, reduced public scrutiny, and a system where opacity is easier than openness.

 If the government is serious about reform, it must start by funding the institutions that keep it honest. Investing in RTI is not an expense — it is a safeguard for the public purse and the public trust.

A Concerned Citizen – Moratuwa

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