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Sue Palmer, a former primary headteacher in Scotland, has been an independent educational consultant for over 25 years.
Beth Smith has been the Director of WithScotland (formerly the Multi Agency Resource Service) since 2009. Beth initially trained as a primary teacher and worked in a number of local government services before deciding on a career in social work.
Previously, she worked in the former Strathclyde region, Glasgow City Council and Dumfries and Galloway Council, where she was Head of Service for Children and Families and Criminal Justice Social Work and also held the role of Chief Social Work Officer. Andy Phippen is a professor of social responsibility in information technology at the Plymouth Business School, University of Plymouth.
Alison Preston is head of media literacy research at Ofcom, the independent regulator and competition authority for the UK communications industries. She joined Ofcom in 2003, and previously worked as a research consultant in digital media policy and independent TV production business models.
Brian has spent the vast majority of his working life working with challenging and excluded children in Scotland. He moved to the voluntary sector with where he spent over 3 years and was instrumental in the design and development of an alternative to secure care residential and fostering service. Brian took up the post of Director of respectme the Scottish Government funded anti-bullying service in January 2007. Brian is also the Chair of Young Scot in Mind Management Group - a voluntary sector forum promoting children and young people’s mental health. Derek Howie is the Social Media Manager at leading digital marketing agency, fatBuzz, where he works directly with a wide range of high-profile clients across the UK on content creation, social media engagement and social media marketing. He also provides regular PR, copywriting and editing services to a number of businesses across various industry sectors.
Derek graduated from The University of the West of Scotland in 2012 with a 1st class honours degree in journalism, and his work has appeared in publications including The Scottish Sun, STV and tilllate magazine. He is extremely passionate about social media and has written widely about its benefits and implications for children, as well as researching it as part of his dissertation study into journalists' use of social media as a news gathering tool when reporting on teenage deaths.
Derek has also been rewarded for his academic endeavours with many personal accolades, including the 2011 and 2012 UWS Court Medal for Journalism and the 2009 and 2010 Glasgow Metropolitan College HND Journalism prize.
Kirsten is Information Services Manager at Young Scot, the national youth information charity for Scotland. Anne initially trained as a nurse and worked in oncology for 10 years where she supported patients and their families through the trauma of the diagnoses, treatment and the terminal care. 1906: Availability of panchromatic black and white film and therefore high quality color separation color photography. G+ #Read of the Day: The Daguerreotype - The daguerreotype, an early form of photograph, was invented by Louis Daguerre in the early 19th c. The first photograph (1826) - Joseph Niepce, a French inventor and pioneer in photography, is generally credited with producing the first photograph.
Easy Peasy Fact:Following Niepcea€™s experiments, in 1829 Louis Daguerre stepped up to make some improvements on a novel idea.
During that time she has written over two hundred books, software packages and TV programmes about primary literacy, and worked as a consultant for the Department for Education, the National Literacy Trust, the Basic Skills Agency, many educational publishers and the BBC. Her first book on this subject, Toxic Childhood, was published in 2006, since when she has been involved in many national campaigns around education, outdoor play, screen-based entertainment and the commercialisation of childhood. She qualified as a social worker in 1987 and has worked as a frontline practitioner and manager and has also held a number of senior management and leadership positions with a focus on multi-agency partnership working. We connect research with practice, exchange knowledge and ideas and coordinate activities across Child Protection Committees and are also developing links between child protection and adult protection in Scotland. He has worked with the IT sector for over 15 years in a consultative capacity on issues of ethical and social responsibility, with companies such as British Telecom, Google and Facebook. Its media use and attitudes reports show trends since 2005 in the areas of take-up and use of different media, with a particular focus on internet habits and attitudes. She has a doctorate from the University of Stirling which examined the development of the UK’s TV news industry, and has carried out a number of multi-country analyses of TV news coverage of conflicts.
Naively I thought that with a small bit of advertising the site would take off but this is harder work than I ever imagined! Talbot was active from the mid-1830s, and sits alongside Louis Daguerre as one of the fathers of the medium. Niepcea€™s photograph shows a view from the Window at Le Gras, and it only took eight hours of exposure time!The history of photography has roots in remote antiquity with the discovery of the principle of the camera obscura and the observation that some substances are visibly altered by exposure to light. Again employing the use of solvents and metal plates as a canvas, Daguerre utilized a combination of silver and iodine to make a surface more sensitive to light, thereby taking less time to develop.


At the heart of WithScotland is the principle of improving outcomes for children in need of care and protection and adults at risk of harm by working in partnership and facilitating access to expertise across Scotland. He has presented written and oral evidence to parliamentary enquiries related to the public use of ICT and is widely published in the area. This presents a new take on how we define bullying and where responses must focus to be effective. Two years later she became a sessional supervisor and following this her hours have been increased to cover a maternity leave. Porta (1541-1615), a wise Neapolitan, was able to get the image of well-lighted objects through a small hole in one of the faces of a dark chamber; with a convergent lens over the enlarged hole, he noticed that the images got even clearer and sharper. Though he is most famous for his contributions to photography, he was also an accomplished painter and a developer of the diorama theatre. As far as is known, nobody thought of bringing these two phenomena together to capture camera images in permanent form until around 1800, when Thomas Wedgwood made the first reliably documented although unsuccessful attempt.
In recent years he has specialised in the use of ICTs by children and young people, carrying out a large amount of grass roots research on issues such as their attitudes toward privacy and data protection, file sharing and internet safety. He has also conducted research into young people’s experiences of cyberbullying and their online behavior.
Kibooku was the subject of a very successful debate in the Scottish Parliament and we were credited for our site and what we are trying to do. Schulze mixes chalk, nitric acid, and silver in a flask; notices darkening on side of flask exposed to sunlight. A daguerreotype, produced on a silver-plated copper sheet, produces a mirror image photograph of the exposed scene. He is a research partner with the UK Safer Internet Centre and is a frequent media commentator on children and the Internet. We continue to raise awareness of safe social networking and will keep trying to do so until the site is a major success and our kids are in a safe environment on the internet”. The alchemist Fabricio, more or less at the same period of time, observed that silver chloride was darkened by the action of light.
Chemistry student Robert Cornelius was so fascinated by the chemical process involved in Daguerrea€™s work that he sought to make some improvements himself.
It was only two hundred years later that the physicist Charles made the first photographic impression, by projecting the outlines of one of his pupils on a white paper sheet impregnated with silver chloride. It was commercially introduced in 1839, a date generally accepted as the birth year of practical photography.The metal-based daguerreotype process soon had some competition from the paper-based calotype negative and salt print processes invented by Henry Fox Talbot. And in 1839 Cornelius shot a self-portrait daguerrotype that some historians believe was the first modern photograph of a man ever produced.
The photos were turned into lantern slides and projected in registration with the same color filters.
In 1802, Wedgwood reproduced transparent drawings on a surface sensitized by silver nitrate and exposed to light.
Nicephore Niepce (1765-1833) had the idea of using as sensitive material the bitumen, which is altered and made insoluble by light, thus keeping the images obtained unaltered. Long before the first photographs were made, Chinese philosopher Mo Ti and Greek mathematicians Aristotle and Euclid described a pinhole camera in the 5th and 4th centuries BCE.
He communicated his experiences to Daguerre (1787-1851) who noticed that a iodide-covered silver plate - thedaguerreotype -, by exposition to iodine fumes, was impressed by the action of light action, and that the almost invisible alteration could be developed with the exposition to mercury fumes. In the 6th century CE, Byzantine mathematician Anthemius of Tralles used a type of camera obscura in his experimentsIbn al-Haytham (Alhazen) (965 in Basra a€“ c. It was then fixed with a solution of potassium cyanide, which dissolves the unaltered iodine.The daguerreotype (1839) was the first practical solution for the problem of photography. In 1841, Claudet discovered quickening substances, thanks to which exposing times were shortened.
More or less at the same time period, EnglishWilliam Henry Talbot substituted the steel daguerreotype with paper photographs (named calotype). Wilhelm Homberg described how light darkened some chemicals (photochemical effect) in 1694. Niepce of Saint-Victor (1805-1870), Nicephorea€™s cousin, invented the photographic glass plate covered with a layer of albumin, sensitized by silver iodide.
The novel Giphantie (by the French Tiphaigne de la Roche, 1729a€“74) described what could be interpreted as photography.Around the year 1800, Thomas Wedgwood made the first known attempt to capture the image in a camera obscura by means of a light-sensitive substance. Maddox and Benett, between 1871 and 1878, discovered the gelatine-bromide plate, as well as how to sensitize it.
As with the bitumen process, the result appeared as a positive when it was suitably lit and viewed.


A strong hot solution of common salt served to stabilize or fix the image by removing the remaining silver iodide. On 7 January 1839, this first complete practical photographic process was announced at a meeting of the French Academy of Sciences, and the news quickly spread. At first, all details of the process were withheld and specimens were shown only at Daguerre's studio, under his close supervision, to Academy members and other distinguished guests. Paper with a coating of silver iodide was exposed in the camera and developed into a translucent negative image. Unlike a daguerreotype, which could only be copied by rephotographing it with a camera, a calotype negative could be used to make a large number of positive prints by simple contact printing. The calotype had yet another distinction compared to other early photographic processes, in that the finished product lacked fine clarity due to its translucent paper negative. This was seen as a positive attribute for portraits because it softened the appearance of the human face.
Talbot patented this process,[20] which greatly limited its adoption, and spent many years pressing lawsuits against alleged infringers. He attempted to enforce a very broad interpretation of his patent, earning himself the ill will of photographers who were using the related glass-based processes later introduced by other inventors, but he was eventually defeated. Nonetheless, Talbot's developed-out silver halide negative process is the basic technology used by chemical film cameras today. Hippolyte Bayard had also developed a method of photography but delayed announcing it, and so was not recognized as its inventor.In 1839, John Herschel made the first glass negative, but his process was difficult to reproduce.
The new formula was sold by the Platinotype Company in London as Sulpho-Pyrogallol Developer.Nineteenth-century experimentation with photographic processes frequently became proprietary.
This adaptation influenced the design of cameras for decades and is still found in use today in some professional cameras. Petersburg, Russia studio Levitsky would first propose the idea to artificially light subjects in a studio setting using electric lighting along with daylight. In 1884 George Eastman, of Rochester, New York, developed dry gel on paper, or film, to replace the photographic plate so that a photographer no longer needed to carry boxes of plates and toxic chemicals around.
Now anyone could take a photograph and leave the complex parts of the process to others, and photography became available for the mass-market in 1901 with the introduction of the Kodak Brownie.A practical means of color photography was sought from the very beginning. Results were demonstrated by Edmond Becquerel as early as 1848, but exposures lasting for hours or days were required and the captured colors were so light-sensitive they would only bear very brief inspection in dim light.The first durable color photograph was a set of three black-and-white photographs taken through red, green and blue color filters and shown superimposed by using three projectors with similar filters. It was taken by Thomas Sutton in 1861 for use in a lecture by the Scottish physicist James Clerk Maxwell, who had proposed the method in 1855.[27] The photographic emulsions then in use were insensitive to most of the spectrum, so the result was very imperfect and the demonstration was soon forgotten. Maxwell's method is now most widely known through the early 20th century work of Sergei Prokudin-Gorskii.
Included were methods for viewing a set of three color-filtered black-and-white photographs in color without having to project them, and for using them to make full-color prints on paper.[28]The first widely used method of color photography was the Autochrome plate, commercially introduced in 1907.
If the individual filter elements were small enough, the three primary colors would blend together in the eye and produce the same additive color synthesis as the filtered projection of three separate photographs. Autochrome plates had an integral mosaic filter layer composed of millions of dyed potato starch grains. Reversal processing was used to develop each plate into a transparent positive that could be viewed directly or projected with an ordinary projector. The mosaic filter layer absorbed about 90 percent of the light passing through, so a long exposure was required and a bright projection or viewing light was desirable. Competing screen plate products soon appeared and film-based versions were eventually made. A complex processing operation produced complementary cyan, magenta and yellow dye images in those layers, resulting in a subtractive color image. Kirsch at the National Institute of Standards and Technology developed a binary digital version of an existing technology, the wirephoto drum scanner, so that alphanumeric characters, diagrams, photographs and other graphics could be transferred into digital computer memory. The lab was working on the Picturephone and on the development of semiconductor bubble memory.
The essence of the design was the ability to transfer charge along the surface of a semiconductor. Michael Tompsett from Bell Labs however, who discovered that the CCD could be used as an imaging sensor.



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